Gems, Jewelry and Precious Metals
Showing 1854 products
![[Pre-owned] Kunio Nakajima PT850/PT900I Pate de Verre Pendant Necklace G0.37ct 38.8g](http://koufuku.jp/cdn/shop/files/2000000017860_2.jpg?v=1762391121&width=480)
![[Used] K18/PT900 DIAMOND Ring D0.40ct 7.0g #11.5](http://koufuku.jp/cdn/shop/files/2000000106625_2.jpg?v=1762391138&width=480)
![[Used] PT900 PEARL White Butterfly Pearl Ring, 10.3mm, D0.19ct, 7.0g, #14](http://koufuku.jp/cdn/shop/files/2000000106816_2.jpg?v=1762391138&width=480)
![[Used] K18YG Emerald Ring E0.77ct D0.81ct 7.1g #13](http://koufuku.jp/cdn/shop/files/2000000053134_2.jpg?v=1762391139&width=480)
![[Used] K18YG RUBY Ruby Ring D0.19ct 7.0g #13](http://koufuku.jp/cdn/shop/files/2000000026633_2.jpg?v=1762391138&width=480)
![[Pre-owned] 18K Yellow Gold Ruby Ring, R 0.43ct, D 0.18ct, 5.1g, #12](http://koufuku.jp/cdn/shop/files/2000000112503_2.jpg?v=1762391139&width=480)
![[Used] I-PRIMO PT950 DIAMOND Ring 0.264ct 3.0g](http://koufuku.jp/cdn/shop/files/DSC_1993_002eca84-383d-42f2-92f5-2330587db75f.jpg?v=1775180378&width=480)
![[Pre-owned] K18WG Emerald Ring, E2.50ct, D0.44ct, 4.3g, #13.5](http://koufuku.jp/cdn/shop/files/2000000045313_2.jpg?v=1762391139&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, E1.00ct, D0.30ct, 3.2g, #10.5](http://koufuku.jp/cdn/shop/files/2000000036441_2.jpg?v=1762391139&width=480)
![[Pre-owned] K18WG SPINEL Pink Spinel Ring SP 0.50ct D 0.17ct 2.8g #13](http://koufuku.jp/cdn/shop/files/2000000115443_2.jpg?v=1762391139&width=480)
![[Used] PT900 Lavender Jadeite Ring, D0.60ct, 8.3g, #10.5](http://koufuku.jp/cdn/shop/files/2000000115726_2.jpg?v=1762391139&width=480)
![[Pre-owned] 18K Yellow Gold Ruby Ring, R 0.31ct, D 0.80ct, 5.3g, #11.5](http://koufuku.jp/cdn/shop/files/2000000106977_2.jpg?v=1762391139&width=480)
![[Pre-owned] K18YG Akoya Pearl Ring, 6.9mm, D0.48ct, 5.9g](http://koufuku.jp/cdn/shop/files/2000000115146_2.jpg?v=1762391140&width=480)
![[Used] KABANA K18YG TURQUOISE Turquoise Ring 16.5g ONE PRICE 20](http://koufuku.jp/cdn/shop/files/2000000105222_2.jpg?v=1762391161&width=480)
![[Used] 18K Yellow Gold Emerald Ring with Diamond, 7.6g, #13](http://koufuku.jp/cdn/shop/files/2000000064086_2.jpg?v=1762391161&width=480)
![[Pre-owned] 18K Yellow Gold Ruby Ring, R1.48ct, D1.18ct, 8.5g, #11.5](http://koufuku.jp/cdn/shop/files/2000000115450_2.jpg?v=1762391162&width=480)
![[Used] BRINKHAUS 18K/PT DIAMOND RING Diamond Ring 11.4g #16 ONE PRICE](http://koufuku.jp/cdn/shop/files/2000000028026_2.jpg?v=1762391160&width=480)
![[Used] K18YG RUBY Ruby Ring R2.80ct D0.11ct NGL Certificate of Authenticity 7.2g #15](http://koufuku.jp/cdn/shop/files/DSC_1977.jpg?v=1775179861&width=480)
![[Pre-owned] K18WG Jadeite Jadeite Ring J10.45ct D0.36ct 6.6g #13](http://koufuku.jp/cdn/shop/files/2000000034263_2.jpg?v=1762391162&width=480)
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Recommended Items![[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)
![[Used] PT1000/PT900 BLACK OPAL NECKLACE Black Opal Pendant Necklace BO7.57ct D1.34ct 10.7g](http://koufuku.jp/cdn/shop/files/2000000112718_2.jpg?v=1771816794&width=480)
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