https://gokousa.com/en-jp daily https://gokousa.com/en-jp/products/muzo-minor-vivid-green-emerald-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00352-r0804-010.jpg?v=1661288713 7.95 ct Muzo Vivid Green Emerald Ring https://gokousa.com/en-jp/products/grs-muzo-insignificant-vivid-green 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00656_6dfa46c1-4e57-43d8-b87f-b5f659f5279a.jpg?v=1698734321 2.89 ct Muzo Vivid Green Emerald Ring https://gokousa.com/en-jp/products/3-13ct-muzo-vivid-green-emerald-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00411-r0804-05.jpg?v=1661288956 3.13 ct Muzo Vivid Green Emerald Ring https://gokousa.com/en-jp/products/1-87-ct-muzo-vivid-green-emerald-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00607.jpg?v=1698734251 1.87 ct Muzo Vivid Green Emerald Ring https://gokousa.com/en-jp/products/1-81-ct-muzo-vivid-green-emerald-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00645-r0804-03.jpg?v=1669128361 1.81 ct Muzo Vivid Green Emerald Ring https://gokousa.com/en-jp/products/1-33-ct-muzo-vivid-green-emerald-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00585-r0804-01.jpg?v=1661289371 1.33 ct Muzo Vivid Green Emerald Ring https://gokousa.com/en-jp/products/0-81-ct-muzo-vivid-green-emerald-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/70797-4.jpg?v=1678209361 0.81 ct Muzo Vivid Green Emerald Ring https://gokousa.com/en-jp/products/0-54-ct-muzo-vivid-green-emerald-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00720-4.jpg?v=1678209645 0.54 ct Muzo Vivid Green Emerald Ring https://gokousa.com/en-jp/products/2-17-ct-muzo-vivid-green-emerald-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00255-4.jpg?v=1678209806 2.17 ct No-oil Zambian Emerald Ring, Eye clean clarity https://gokousa.com/en-jp/products/1-54-ct-columbia-green-emerald-ring-non-oil 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00604-r0804-08.jpg?v=1661289590 1.54 ct Colombia Green Emerald Ring, Non-Oil https://gokousa.com/en-jp/products/2-22-ct-vivid-green-columbian-emerald-ring-non-oil 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00717.1.png?v=1734595218 2.22 ct Colombian "Vibrant" Emerald Ring, Minor https://gokousa.com/en-jp/products/0-51-ct-colombian-vivid-green-emerald-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00719-4.jpg?v=1678209471 0.51 ct Colombian Vivid Green Emerald Ring https://gokousa.com/en-jp/products/23-60-ct-muzo-vivid-green-emerald-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/1669129312712-b5b2290139e93a62f64c-00711__20221114142920.png?v=1669129366 23.60 ct Muzo Vivid Green Emerald Ring https://gokousa.com/en-jp/products/1-36-ct-muzo-vivid-green-emerald-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00586-r0804-04.jpg?v=1661289430 1.36 ct Muzo Vivid Green Emerald Ring https://gokousa.com/en-jp/products/2-74-ct-brazilian-green-emerald-ring-non-oil 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00599-4.jpg?v=1678209680 2.74 ct Zambian Green Emerald Ring, Non-Oil https://gokousa.com/en-jp/products/3-10-ct-burmese-ruby-ring-no-heat 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00747.jpg?v=1740724670 GIA/GRS Certified 3.10 ct Untreated "Mogok" Ruby Ring. https://gokousa.com/en-jp/products/2-29-ct-burmese-pigeon-blood-ruby-ring-no-heat 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00677_f793c17b-6dcf-482d-8417-7e1275241009.jpg?v=1698734181 2.29 ct Burmese "Pigeon Blood" Ruby Ring, No-Heat https://gokousa.com/en-jp/products/2-61-ct-burmese-ruby-ring-no-heat 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00111-r0804-016.jpg?v=1661288657 2.61 ct Burmese Ruby Ring, No-Heat https://gokousa.com/en-jp/products/4-00-ct-burmese-ruby-ring-no-heat 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00742-r0804-017.jpg?v=1661290402 4.00 ct Burmese Ruby Ring, No-Heat https://gokousa.com/en-jp/products/2-50-ct-burmese-ruby-ring-no-heat 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00445-r0804-013.jpg?v=1661289018 2.50 ct Burmese Ruby Ring, No-Heat https://gokousa.com/en-jp/products/5-24-ct-mozambique-pigeon-blood-ruby-ring-no-heat 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/GK-53-r0804-022.jpg?v=1661290467 5.24 ct Mozambique "Pigeon Blood" Ruby Ring, No-Heat https://gokousa.com/en-jp/products/3-32-ct-mozambique-pigeon-blood-ruby-ring-no-heat 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00449-r0804-024.jpg?v=1661289285 3.32 ct Mozambique "Pigeon Blood" Ruby Ring, No-Heat https://gokousa.com/en-jp/products/2-01-ct-mozambique-pigeon-blood-ruby-ring-no-heat 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00621-r0804-023.jpg?v=1661289905 2.01 ct Mozambique "Pigeon Blood" Ruby Ring, No-Heat https://gokousa.com/en-jp/products/2-32-ct-mozambique-pigeon-blood-ruby-ring-no-heat 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00618-4.jpg?v=1678209537 2.32 ct Mozambique "Pigeon Blood" Ruby Ring, No-Heat https://gokousa.com/en-jp/products/6-01-ct-mozambique-ruby-ring-no-heat 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/Ru-00553.jpg?v=1658515845 6.01 ct Mozambique Heart Shaped Ruby Ring, No-Heat https://gokousa.com/en-jp/products/3-018-ct-mozambique-ruby-ring-no-heat 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00624-r0804-020.jpg?v=1661290005 3.018 ct Mozambique Ruby Ring, No-Heat https://gokousa.com/en-jp/products/3-02-ct-mozambique-pigeon-blood-ruby-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/gk52.jpg?v=1688739056 3.02 ct Mozambique "Pigeon Blood" Ruby Ring https://gokousa.com/en-jp/products/brazilian-8-99-carat-paraiba-tourmaline-cocktail-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00334.jpg?v=1702017418 GIA/GRS Certified 8.99 Carat Paraiba Tourmaline Cocktail Ring, Brazil Origin https://gokousa.com/en-jp/products/9-63-ct-sri-lanka-deep-royal-blue-sapphire-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00731.jpg?v=1688739157 GRS Certified 6.54 ct "Royal Blue" Sapphire Ring, Sri Lanka Origin https://gokousa.com/en-jp/products/6-01-ct-padparadscha-sapphire-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/Sa-00308.jpg?v=1658515637 GRS Certified 6.01 ct "Padparadscha" Untreated Sapphire Ring, Sri Lanka Origin https://gokousa.com/en-jp/products/3-65-ct-padparadscha-sapphire-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/Padparadccha-00745.jpg?v=1658515557 3.65 ct "Padparadscha" Sapphire Ring https://gokousa.com/en-jp/products/30-49ct-colombian-non-oil-emeralds-necklace-and-paired-emeralds-earring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/Eme-00209.jpg?v=1658777313 30.49ct Colombian "Non-Oil" Emeralds Necklace and Paired Emeralds Earring https://gokousa.com/en-jp/products/trapiche-colombian-non-oil-emeralds-necklace-and-paired-emeralds-earring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/Eme-_00208.jpg?v=1658777501 32.13ct Trapiche Emeralds Necklace and Paired Emeralds Earring https://gokousa.com/en-jp/products/trapiche-emeralds-necklace-and-paired-emeralds-earring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00227.jpg?v=1658777476 Trapiche Emeralds Necklace and Paired Emeralds Earring https://gokousa.com/en-jp/products/11-49-ct-colombian-non-oil-emeralds-necklace-and-paired-emeralds-earring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/Eme-00210.jpg?v=1658777265 11.49 ct Colombian "Non-Oil" Emeralds Necklace https://gokousa.com/en-jp/products/16-15-ct-muzo-vivid-green-emeralds-necklace 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/Eme-00200.jpg?v=1658777348 16.15 ct Muzo "Vivid Green" Emeralds Necklace https://gokousa.com/en-jp/products/6-77-ct-colombian-vivid-green-emeralds-necklace 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/Eme-00174.jpg?v=1658777404 6.77 ct Colombian "Vivid Green" Emeralds Necklace https://gokousa.com/en-jp/products/6-18-ct-emeralds-bracelets 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/Eme-00230.jpg?v=1658777644 6.18 ct Emeralds Bracelets https://gokousa.com/en-jp/products/19-48-ct-ruby-necklace 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/K18_3.jpg?v=1725240698 Vietnam Ruby sets https://gokousa.com/en-jp/products/33-24-ct-burmese-sapphire-necklace-no-heat 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00232.jpg?v=1658777441 33.24 ct Burmese Sapphire Necklace, No-Heat https://gokousa.com/en-jp/products/21-23-ct-burmese-sapphire-bracelet-no-heat 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/Sa-00233.jpg?v=1658777660 21.23 ct Burmese Sapphire Bracelet, No-Heat https://gokousa.com/en-jp/products/17-70-ct-ruby-bracelet 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/rubybangle-00238.jpg?v=1658777616 17.70 ct Ruby Cuff Bracelet https://gokousa.com/en-jp/products/5-53-ct-muzo-vivid-green-emerald-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/2185-1.jpg?v=1669130749 5.53 ct Muzo Vivid Green Emerald Ring https://gokousa.com/en-jp/products/2-03-ct-burmese-pigeon-blood-ruby-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00637-4.jpg?v=1678209762 2.03 ct Burmese "Pigeon Blood" Ruby Ring https://gokousa.com/en-jp/products/2-29-ct-brazilian-alexandrite-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/Alex-00333.jpg?v=1658772371 2.29 ct Brazilian Alexandrite Ring https://gokousa.com/en-jp/products/3-29-ct-brazilian-alexandrite-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/Alexandrite-00746-2.jpg?v=1658772519 3.29 ct Brazilian Alexandrite Ring https://gokousa.com/en-jp/products/35-52-ct-blue-sapphire-neckalce 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/Sa-00167.jpg?v=1658777108 35.52 ct Blue Sapphire Neckalce https://gokousa.com/en-jp/products/88-37-ct-paraiba-tourmaline-neckalce 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/Praiba-00179.jpg?v=1658777224 88.37 ct Paraiba Tourmaline Neckalce https://gokousa.com/en-jp/products/22-06-ct-conch-pearl-necklace 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00217-2.jpg?v=1658776931 22.06 ct Conch Pearl Necklace https://gokousa.com/en-jp/products/muzo-emeralds-earring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/Eme-00177-2.jpg?v=1658777974 Muzo Emeralds Earring https://gokousa.com/en-jp/products/brazilian-paraiba-tourmaline-earrings 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/Paraiba-00236.jpg?v=1658778751 Brazilian Paraiba Tourmaline Earrings https://gokousa.com/en-jp/products/1-17-ct-padparadscha-sapphire-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00690-1-r0804-015-2.jpg?v=1661291472 1.17 ct "Padparadscha" Sapphire Ring https://gokousa.com/en-jp/products/1-28-1-38-ct-brazilian-alexandrite-earrings 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/1A0D7788-B1E8-4203-ABDF-3759B3B894B1.jpg?v=1675448054 1.28/1.38 ct Brazilian Alexandrite Earrings https://gokousa.com/en-jp/products/brazilian-1-73-carat-no-heat-paraiba-tourmaline-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/S-1.jpg?v=1681327943 GIA Certified 1.73 Carat Untreated Paraiba Tourmaline Ring, Brazil Origin https://gokousa.com/en-jp/products/gia-certified-2-03-ct-no-heat-burmese-pigeon-blood-ruby-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00265-NHPB.jpg?v=1681401124 GIA certified 2.03 ct No Heat Burmese”Pigeon blood” Ruby Ring. https://gokousa.com/en-jp/products/gubelin-ssef-certified-3-08-ct-no-heat-burmese-ruby 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/7c2b005df0168e4004dedddf01b2e878.jpg?v=1681402102 Gubelin/ SSEF certified 3.08 ct "No Heat" Burmese Ruby. https://gokousa.com/en-jp/products/grs-certified-5-03-5-02-ct-no-heat-pigeon-blood-ruby-earrings-mozambique 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/products/00551-NHPB.jpg?v=1681402770 GRS certified 5.03/5.02 ct No-Heat “Pigeon Blood” Ruby Earrings, Mozambique https://gokousa.com/en-jp/products/0-41-ct-natural-green-emerald-fashion-rings 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00757.jpg?v=1689023506 0.41 ct Natural Green Emerald Fashion Rings https://gokousa.com/en-jp/products/12-80-ct-no-heat-royal-blue-sapphire-ring-burma-origin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00760_fc7267fe-62b7-4e63-a169-d52eb7defbdf.jpg?v=1702017359 GRS Certified 12.80 ct Untreated "Royal Blue" Sapphire Ring, Burma origin https://gokousa.com/en-jp/products/20-18-ct-no-heat-blue-sapphire-loose-sri-lanka-origin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/Copyof00543.jpg?v=1707376763 GIA Certified 20.18 ct Untreated Blue Sapphire Necklace, Sri Lanka origin https://gokousa.com/en-jp/products/2-24-ct-non-oil-colombian-emerald-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00699.jpg?v=1698734834 2.24 ct Non-Oil Colombian Emerald Ring https://gokousa.com/en-jp/products/2-05-ct-burmese-pigeon-blood-ruby-ring-no-heat 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00668_e881fb36-96e1-445e-ba34-90cc5e14bf47.jpg?v=1740725424 GRS Certified 2.00 ct "Pigeon Blood" Untreated Ruby Ring, Burma Origin https://gokousa.com/en-jp/products/2-06-ct-burmese-pigeon-blood-ruby-ring-no-heat 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00676.jpg?v=1698735585 2.06 ct Burmese "Pigeon Blood" Ruby Ring, No-Heat https://gokousa.com/en-jp/products/brazilian-6-39-carat-paraiba-tourmaline-cocktail-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00344.jpg?v=1702017842 GIA Certified 6.39 Carat Paraiba Tourmaline Cocktail Ring, Brazil Origin https://gokousa.com/en-jp/products/ssef-1-312-ct-colombian-non-oil-emerald 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/19110-_1p31ct_ea185692-acb6-4de1-8037-6e1b5a8640c1.jpg?v=1702018824 SSEF 1.312 ct Colombian “Non-oil” Heart Emerald https://gokousa.com/en-jp/products/4-46-ct-colombian-muzo-vivid-green-emerald-non-oil 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00765.jpg?v=1702019464 GRS Certified 4.46 ct Colombian "Muzo" Vivid Green Emerald, Minor https://gokousa.com/en-jp/products/grs-certified-3-16-ct-no-heat-pigeon-blood-ruby-ring-mozambique-origin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/IMG_0504.jpg?v=1706516170 GRS certified 3.16 ct ”Pigeon blood” Untreated Ruby Ring, Mozambique Origin https://gokousa.com/en-jp/products/grs-certified-5-13-no-heat-pigeon-blood-ruby-pendant-mozambique-origin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/IMG_0503.jpg?v=1706516355 GRS certified 5.13 ”Pigeon blood” Untreated Ruby Pendant, Mozambique Origin https://gokousa.com/en-jp/products/grs-certified-10-14-ct-no-heat-pigeon-blood-ruby-earrings-mozambique-origin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/IMG_0502.jpg?v=1706516689 GRS certified 10.14 ct No Heat ”Pigeon blood” Ruby Earrings, Mozambique Origin https://gokousa.com/en-jp/products/12-21-ct-no-heat-cornflower-sapphire-ring-sri-lanka-origin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/IMG_0525.jpg?v=1706517450 GRS Certified 12.21 ct “Cornflower” Untreated Sapphire Ring, Sri Lanka Origin https://gokousa.com/en-jp/products/1-12-ct-colombian-green-emerald-non-oil 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/19101-_1p12ct.jpg?v=1707973446 1.12 ct Colombian Green Emerald, Non Oil https://gokousa.com/en-jp/products/4-69-ct-colombian-muzo-green-mariposa-emerald-minor 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00773-___19110.jpg?v=1708321615 4.69 ct Colombian Muzo Green “Mariposa” Emerald, Minor https://gokousa.com/en-jp/products/grs-certified-6-09-ct-no-heat-pigeon-blood-ruby-earrings-mozambique-origin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/GK-19-Pt950YG-NoHeat-PB.jpg?v=1715055738 GRS certified 6.09 ct No Heat ”Pigeon blood” Ruby Earrings, Mozambique Origin https://gokousa.com/en-jp/products/brazilian-2-35-carat-paraiba-tourmaline-bracelet 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/image_3.jpg?v=1716873176 Brazilian, 2.35 Carat Paraiba Tourmaline Bracelet https://gokousa.com/en-jp/products/5-10-ct-mozambique-pigeon-blood-ruby-ring-no-heat 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/K18.jpg?v=1716873842 5.10 ct Mozambique Ruby Ring, No-Heat https://gokousa.com/en-jp/products/grs-gia-certified-5-05-ct-no-heat-pigeon-blood-ruby-ring-burma-origin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00776.jpg?v=1719619877 GRS/GIA certified 5.05 ct ”Pigeon blood” Untreated Ruby Ring, Burma Origin https://gokousa.com/en-jp/products/3-93-carat-paraiba-tourmaline-ring-brazilian-origin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00345.jpg?v=1719557618 Gubelin Certified 3.93 Carat Untreated Paraiba Tourmaline Ring, Brazilian Origin https://gokousa.com/en-jp/products/8-36-ct-paraiba-tourmaline-earrings-brazilian-origin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00548-PT950.jpg?v=1719558364 Gubelin Certified 8.36 ct Paraiba Tourmaline Earrings, Brazilian Origin https://gokousa.com/en-jp/products/brazilian-2-83-carat-paraiba-tourmaline-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00346-SYR-78-1.jpg?v=1725237669 GRS Certified 2.83 Carat Paraiba Tourmaline Ring, Brazilian Origin https://gokousa.com/en-jp/products/grs-certified-3-33-ct-no-heat-burmese-ruby-loose 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00786_5251ae5c-5c16-42d3-8552-373924ce4144.jpg?v=1756701673 GRS certified 3.33 ct, "Pigeon Blood" Untreated Ruby Ring, Burma Origin https://gokousa.com/en-jp/products/grs-certified-3-26-ct-pigeon-blood-untreated-burmese-ruby-loose 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00785.jpg?v=1756701554 GRS certified 3.26 ct, "Pigeon Blood" Untreated Ruby Ring, Burma Origin https://gokousa.com/en-jp/products/gia-certified-3-31-ct-brazilian-alexandrite-loose 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/1_-19207-18-GIA_3p31ct.jpg?v=1725587648 GIA Certified 3.31 ct Brazilian Alexandrite Loose https://gokousa.com/en-jp/products/gia-certified-3-17ct-brazilian-alexandrite-loose 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/1_-19208-17-GIA-Brazil-3p17.jpg?v=1725587807 GIA Certified 3.17ct Brazilian Alexandrite Loose https://gokousa.com/en-jp/products/gia-grs-certified-35-21-ct-no-heat-pigeon-blood-ruby-sets-burma-origin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00550-NH_r__3___Z_b_g.jpg?v=1730162952 GIA/GRS certified 35.21 ct No Heat ”Pigeon blood” Ruby Sets, Burma Origin https://gokousa.com/en-jp/products/gia-grs-certified-35-21-ct-no-heat-pigeon-blood-ruby-sets-burma-origin-copy 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00557-NoHeat-_-K18.jpg?v=1739838696 GIA certified 12.63 ct Untreated Ruby Necklace https://gokousa.com/en-jp/products/2-05-ct-pigeon-blood-untreated-ruby-ring-burma-origin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00782.jpg?v=1740725731 GRS Certified 2.05 ct "Pigeon Blood" Untreated Ruby Ring, Burma Origin https://gokousa.com/en-jp/products/2-50ct-punjshir-emerald-lapel-pin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00565-Pt-_002.jpg?v=1752797375 2.50ct Punjshir Emerald Lapel Pin https://gokousa.com/en-jp/products/gia-certified-3-80ct-brazilian-alexandrite-loose 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/c943df447e6bd786f164070c74c0afd8_946a8899-4a95-43db-af13-af442fff141f.jpg?v=1756699178 GIA Certified 3.80ct Brazilian Alexandrite Loose https://gokousa.com/en-jp/products/1-55-ct-brazilian-alexandrite-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/1a7eba373a904f697618265f77bd50cd.jpg?v=1756700815 GIA Certified 1.55 ct Brazilian Alexandrite Ring https://gokousa.com/en-jp/products/gia-certified-3-19-ct-brazilian-alexandrite-cats-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00262.jpg?v=1756886392 GIA Certified 3.19 ct Brazilian Alexandrite Cat's Ring https://gokousa.com/en-jp/products/2-94-ct-mahenge-pink-spinel-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00272..jpg?v=1756886964 2.94 ct Mahenge Pink Spinel Ring https://gokousa.com/en-jp/products/gia-certified-3-00ct-mahenge-pink-spinel-ring 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00271..jpg?v=1756887486 GIA Certified 3.00ct Mahenge Pink Spinel Ring https://gokousa.com/en-jp/products/2-29-carat-paraiba-tourmaline-bracelet-brazil-origin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00549..jpg?v=1758867151 2.29 Carat Paraiba Tourmaline Bracelet, Brazil Origin https://gokousa.com/en-jp/products/1-76-carat-untreated-paraiba-tourmaline-bracelet-brazil-origin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00546..jpg?v=1758872628 1.76 Carat "Untreated" Paraiba Tourmaline Bracelet, Brazil Origin https://gokousa.com/en-jp/products/1-69-carat-untreated-paraiba-tourmaline-bracelet-brazil-origin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00547..jpg?v=1758872786 1.69 Carat "Untreated" Paraiba Tourmaline Bracelet, Brazil Origin https://gokousa.com/en-jp/products/brazilian-2-35-carat-paraiba-tourmaline-bracelet-copy 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00537..jpg?v=1758873495 4.16 Carat Paraiba Tourmaline Necklace, Brazil Origin https://gokousa.com/en-jp/products/grs-gia-certified-5-05-ct-pigeon-blood-untreated-ruby-ring-burma-origin-copy 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00788-NH_e93eb412-00dc-4420-a520-22179dd38cbc.jpg?v=1775538120 GRS Certified 5.11 ct Untreated Mogok Ruby Ring https://gokousa.com/en-jp/products/grs-certified-6-27-ct-no-heat-pigeon-blood-ruby-earrings-mozambique-origin 2026-04-08T13:17:04-04:00 daily https://cdn.shopify.com/s/files/1/0501/4480/5057/files/00571-NH.jpg?v=1775538490 GRS certified 6.27 ct No Heat ”Pigeon blood” Ruby Earrings, Mozambique Origin