Gems, Jewelry and Precious Metals
Showing 1707 products
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![[Used] PT900 SAPPHIRE Ring, S1.90ct, D0.57ct, Nihon Hokkyo, 7.9g, #11](http://koufuku.jp/cdn/shop/files/2000000015071_3.jpg?v=1759990506&width=480)
![[Used] PT900 SAPPHIRE Sapphire Ring, S0.54ct, D0.20ct, 6.6g, #8](http://koufuku.jp/cdn/shop/files/2000000088921_2.jpg?v=1759990506&width=480)
![[Used] PT900 SAPPHIRE Sapphire Ring, S1.66ct, D0.39ct, 6.3g, #15](http://koufuku.jp/cdn/shop/files/2000000029603_2.jpg?v=1759990506&width=480)
![[Used] PT900 SAPPHIRE Sapphire Ring, S0.932ct, D0.07ct, 2.9g, #13](http://koufuku.jp/cdn/shop/files/2000000026657_2.jpg?v=1759990523&width=480)
![[Used] K18YG SAPPHIRE RING Sapphire Ring S0.59ct D0.27ct 6.0g #12](http://koufuku.jp/cdn/shop/files/2000000069616_2.jpg?v=1759990523&width=480)
![[Used] K18YG SAPPHIRE RING Cabochon Cut Sapphire Ring S1.44ct D0.43ct 9.7g #12](http://koufuku.jp/cdn/shop/files/2000000047010_2.jpg?v=1759990523&width=480)
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![[Pre-owned] K18YG SAPPHIRE Ring, S0.65ct, D0.91ct, 5.7g, #13](http://koufuku.jp/cdn/shop/files/2000000105628_2.jpg?v=1759990523&width=480)
![[Used] K18YG SAPPHIRE RING S1.25ct D0.47ct CGL Sorting 8.2g #8](http://koufuku.jp/cdn/shop/files/2000000043074_3.jpg?v=1759990523&width=480)
![[Pre-owned] TASAKI K18WG Amethyst Ring D0.11ct 8.2g #12 ONE PRICE](http://koufuku.jp/cdn/shop/files/2000000068855_2.jpg?v=1760608254&width=480)
![[Used] PT900 Diamond Ring, 1.00ct, Certified 8.2g](http://koufuku.jp/cdn/shop/files/2000000051567_2.jpg?v=1760609369&width=480)
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![[Pre-owned] K18WG White Opal Opal Ring, OP 2.44ct, D 0.20ct, 3.0g, #13](http://koufuku.jp/cdn/shop/files/2000000036854_2.jpg?v=1760667249&width=480)
![[Pre-owned] PT900 White Opal Ring, OP 4.30ct, D 0.59ct, 11.9g, #11](http://koufuku.jp/cdn/shop/files/2000000011325_2.jpg?v=1760667250&width=480)
![[Pre-owned] 18K Yellow Gold Ruby Ring, R1.01ct, D2.00ct, 6.5g, #10.5](http://koufuku.jp/cdn/shop/files/DSC_2008.jpg?v=1761632400&width=480)
![[Pre-owned] K18WG SAPPHIRE Sapphire Ring, S2.08ct, D0.98ct, 4.8g, #13](http://koufuku.jp/cdn/shop/files/2000000045788_2.jpg?v=1760667249&width=480)
![[Used] K18WG Tanzanite Ring, T2.89ct, D0.44ct, 3.8g, #13](http://koufuku.jp/cdn/shop/files/2000000045375_3.jpg?v=1760667249&width=480)
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![[Used] K18WG PURPLE SAPPHIRE RING PS1.428ct D0.93ct 4.5g #12.5](http://koufuku.jp/cdn/shop/files/2000000070025_2.jpg?v=1760667250&width=480)
![[Pre-owned] K18WG Jadeite Jadeite Ring J3.726ct D0.57ct 5.3g #13.5](http://koufuku.jp/cdn/shop/files/2000000040141_2.jpg?v=1760667250&width=480)
![[Pre-owned] 18K Yellow Gold Sapphire Ring, S1.16ct, D1.21ct, 7.2g, #11.5](http://koufuku.jp/cdn/shop/files/2000000052892_2.jpg?v=1760667249&width=480)
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Recommended Items![[Used] K18YG DIAMOND Ring D1.00 #11 Solitaire 3.9g](http://koufuku.jp/cdn/shop/files/2000000073590_8_04354e12-eb99-45f8-961b-74fbee55a5e7.jpg?v=1778745302&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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