Showing 1787 products
![[Pre-owned] K18WG EMERALD RING E2.696ct D0.49ct 4.3g #13.5](http://koufuku.jp/cdn/shop/files/2000000050515_2.jpg?v=1771665041&width=480)
![[Pre-owned] K18WG Emerald Ring, E1.00ct D0.30ct, 3.2g, Size 10.5](http://koufuku.jp/cdn/shop/files/2000000036441_2.jpg?v=1762391139&width=480)
![[Pre-owned] K18WG Emerald Ring E1.73ct D0.21ct 3.3g #14](http://koufuku.jp/cdn/shop/files/2000000045900_2.jpg?v=1762316313&width=480)
![[Pre-owned] K18WG EMERALD Ring E2.40ct D0.26ct 2.9g #13.5](http://koufuku.jp/cdn/shop/files/2000000036212_2.jpg?v=1762316313&width=480)
![[Pre-owned] K18WG Emerald Ring E1.77ct D0.55ct 3.9g #14](http://koufuku.jp/cdn/shop/files/2000000071534_2.jpg?v=1752392450&width=480)
![[Pre-owned] K18WG Emerald Ring E2.10ct D0.16ct 2.8g #13](http://koufuku.jp/cdn/shop/files/2000000036298_2.jpg?v=1762391139&width=480)
![[Pre-owned] K18WG Emerald Ring E2.18ct D0.55ct 4.4g #13.5](http://koufuku.jp/cdn/shop/files/2000000044101_2.jpg?v=1763176025&width=480)
![[Pre-owned] K18WG Emerald Ring, E2.50ct, D0.44ct, 4.3g, Size 13.5](http://koufuku.jp/cdn/shop/files/2000000045313_2.jpg?v=1762391139&width=480)
![[Pre-owned] K18WG Colombian Emerald Ring, Emerald 4.30ct, Diamond 1.64ct, with GRS Certificate, 7.7g, Size 12.5](http://koufuku.jp/cdn/shop/files/2000000093635_3.jpg?v=1765159206&width=480)
![[Pre-owned] K18WG Colombian Emerald Ring, E5.13ct D1.10ct, with GRS Certificate, 6.9g, Size 15](http://koufuku.jp/cdn/shop/files/2000000038797_3.jpg?v=1765159207&width=480)
![[Pre-owned] K18WG Jadeite Ring, J6.47ct D0.76ct, 6.1g, Size 14](http://koufuku.jp/cdn/shop/files/2000000044132_2.jpg?v=1762391101&width=480)
![[Pre-owned] K18WG KUNZITE Pendant Necklace 5.77ct, D0.20ct, 6.7g](http://koufuku.jp/cdn/shop/files/2000000113081_2.jpg?v=1764830276&width=480)
![[Pre-owned] K18WG Mabe Pearl Earrings 14.0mm 7.8g](http://koufuku.jp/cdn/shop/files/2000000148168_2.jpg?v=1792051781&width=480)
![[Used] K18WG MOZAMBIQUE NO HEAT RUBY RING Mozambique Ruby Ring R2.03ct D0.60ct GRS Certificate 7.3g #13.5](http://koufuku.jp/cdn/shop/files/2000000091464_3.jpg?v=1782367066&width=480)
![[Pre-owned] K18WG Onyx/Shell Earrings, D0.11ct D0.11ct, 9.0g](http://koufuku.jp/cdn/shop/files/2000000073668_2.jpg?v=1771316723&width=480)
![[Pre-owned] K18WG Opal Ring 1.06ct 0.08ct 2.1g #13.5](http://koufuku.jp/cdn/shop/files/2000000045535_2.jpg?v=1746161481&width=480)
![[Pre-owned] K18WG PEARL Necklace P9.5mm D 2.5g](http://koufuku.jp/cdn/shop/files/2000000080291_2.jpg?v=1768197669&width=480)
![[Used] K18WG PHOENIX PEARL PENDANT NECKLACE South Sea Phoenix Pearl Pendant Necklace P15.5mm D0.06ct 24.4g](http://koufuku.jp/cdn/shop/files/2000000098074_2.jpg?v=1777881333&width=480)
![[Pre-owned] K18WG Rubellite Tourmaline Ring T6.65ct D1.15ct 7.6g #13](http://koufuku.jp/cdn/shop/files/2000000115061_2.jpg?v=1762397786&width=480)
![[Used] K18WG Ruby Bracelet R7.78ct D0.45ct 16.1g 16.5cm](http://koufuku.jp/cdn/shop/files/2000000093697_2.jpg?v=1762397785&width=480)
![[Pre-owned] K18WG Ruby Earrings, Mozambique Unheated Ruby Earrings R2.14ct / R2.03ct D4.03ct 9.4g Pigeon Blood, GRS Certified](http://koufuku.jp/cdn/shop/files/2000000074818_7.jpg?v=1771665162&width=480)
![[Pre-owned] K18WG RUBY NECKLACE Ruby Pendant Necklace R1.00ct D0.50ct 3.9g 45cm](http://koufuku.jp/cdn/shop/files/2000000145303_2.jpg?v=1787902593&width=480)
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![[Pre-owned] MITSUKOSHI K18YG Ruby & Diamond Ring R0.79ct D0.82ct 7.8g #12.5](http://koufuku.jp/cdn/shop/files/2000000145907_2.jpg?v=1788151913&width=480)
![[Used] PT900 NO HEAT SAPPHIRE RING Sri Lankan Unheated Sapphire Ring S5.40ct D1.19ct GIA Certificate 10.4g #11.5](http://koufuku.jp/cdn/shop/files/2000000133799_3.jpg?v=1777881348&width=480)
![Used] K18YG ENAMEL PENDANT NECKLACE 13.4g](http://koufuku.jp/cdn/shop/files/2000000134116_2.jpg?v=1778489330&width=480)