Lookbook – Goko

Lookbook – Goko

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Paraiba Tourmaline

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Exceptional Stones

GIA Certified 3.80 ct Brazilian Alexandrite Ring

GIA Certified 3.80 ct Brazilian Alexandrite Ring

GIA Certified 3.80 ct Brazilian Alexandrite Ring

¥32,527,096

4.965 ct Black Opal Ring

4.965 ct Black Opal Ring

4.965 ct Black Opal Ring

¥16,263,548

GRS certified 7.15 ct Burmese Spinel

GRS certified 7.15 ct Burmese Spinel

GRS certified 7.15 ct Burmese Spinel

¥24,395,322

GRS Certified 5.53 ct “Royal Blue” Untreated Sapphire Ring, Sri Lanka Origin

GRS Certified 5.53 ct “Royal Blue” Untreated Sapphire Ring, Sri Lanka Origin

GRS Certified 5.53 ct “Royal Blue” Untreated Sapphire Ring, Sri Lanka Origin

¥11,384,484

GRS Certified 5.11 ct Untreated Mogok Ruby Ring

GRS Certified 5.11 ct Untreated Mogok Ruby Ring

GRS Certified 5.11 ct Untreated Mogok Ruby Ring

¥65,054,192

GRS certified 3.16 ct ”Pigeon blood” Untreated Ruby Ring, Mozambique Origin

GRS certified 3.16 ct ”Pigeon blood” Untreated Ruby Ring, Mozambique Origin

GRS certified 3.16 ct ”Pigeon blood” Untreated Ruby Ring, Mozambique Origin

¥16,263,548

GIA Certified 1.73 Carat Untreated Paraiba Tourmaline Ring, Brazil Origin

GIA Certified 1.73 Carat Untreated Paraiba Tourmaline Ring, Brazil Origin

GIA Certified 1.73 Carat Untreated Paraiba Tourmaline Ring, Brazil Origin

¥28,461,209

GIA Certified 6.39 Carat Paraiba Tourmaline Cocktail Ring, Brazil Origin

GIA Certified 6.39 Carat Paraiba Tourmaline Cocktail Ring, Brazil Origin

GIA Certified 6.39 Carat Paraiba Tourmaline Cocktail Ring, Brazil Origin

¥63,427,837

GIA Certified 2.38 ct Brazilian Alexandrite Ring

GIA Certified 2.38 ct Brazilian Alexandrite Ring

GIA Certified 2.38 ct Brazilian Alexandrite Ring

¥13,010,838

Jewelry making since 1970