Gems, Jewelry and Precious Metals
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![[Used] K18/PT900 DIAMOND Ring 0.397ct D0.43ct 4.0g #13](http://koufuku.jp/cdn/shop/files/2000000037646_2.jpg?v=1765877450&width=480)
![[Used] K18YG CORAL Round Coral Ring 6.6mm 2.2g #](http://koufuku.jp/cdn/shop/files/2000000044927_2.jpg?v=1765877457&width=480)
![[Used] PT900 SEA PEARL White Butterfly Pearl Ring, 10.8mm, D0.18ct, 6.9g, #13](http://koufuku.jp/cdn/shop/files/2000000010106_2.jpg?v=1765877457&width=480)
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![[Pre-owned] K18WG DIAMOND Black & Colorless Diamond Pinky Ring, BD0.40ct, D0.28ct, 4.5g, #4](http://koufuku.jp/cdn/shop/files/2000000073088_2.jpg?v=1765877458&width=480)
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![[Pre-owned] Nobuko Ishikawa K18/PT900 Diamond Ring, D0.26ct, 8.6g, #10](http://koufuku.jp/cdn/shop/files/2000000077314_2.jpg?v=1765877458&width=480)
![[Used] K18WG DIAMOND Diamond Ring D1.00ct 7.3g #16](http://koufuku.jp/cdn/shop/files/2000000027364_2.jpg?v=1765879251&width=480)
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![[Used] PT900 RUBY Ruby Ring, R0.53ct, D0.07ct, 6.9g, #16](http://koufuku.jp/cdn/shop/files/2000000124735_2.jpg?v=1766219022&width=480)
![[Pre-owned] K18WG DIAMOND Colorless & Black Diamond Ring D0.26ct 2.2g #11.5](http://koufuku.jp/cdn/shop/files/2000000124650_2.jpg?v=1766219021&width=480)
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![[Used] K18YG DIAMOND Ring D0.50ct 3.1g #11](http://koufuku.jp/cdn/shop/files/2000000026718_2.jpg?v=1766219021&width=480)
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![[Used] PT900 MEXICO OPAL Mexican Opal Ring, MO 6.27ct, D 1.35ct, 15.0g, #15](http://koufuku.jp/cdn/shop/files/2000000024004_2.jpg?v=1766219023&width=480)
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![[Used] PT900 MEXICO OPAL Mexican Opal Ring, OP 2.19ct, D 0.21ct, 6.1g, #11](http://koufuku.jp/cdn/shop/files/2000000029672_2.jpg?v=1766219022&width=480)
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![[Used] PT900 MEXICO OPAL Mexican Opal Ring, OP 7.06ct, D 1.53ct, 16.0g, #14](http://koufuku.jp/cdn/shop/files/2000000005553_2.jpg?v=1766219022&width=480)
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![[Used] PT900 MEXICO OPAL Mexican Opal Ring, OP 11.1ct, D 0.36ct, 11.9g, #10](http://koufuku.jp/cdn/shop/files/2000000000978_2.jpg?v=1766219021&width=480)
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![[Used] K18WG GARNET Ring G3.12ct D0.45ct 8.6g #12](http://koufuku.jp/cdn/shop/files/2000000065717_2.jpg?v=1766219022&width=480)
![[Pre-owned] K18WG SAPPHIRE Sapphire Ring, S1.55ct, D0.47ct, 3.1g, #13.5](http://koufuku.jp/cdn/shop/files/2000000045269_2.jpg?v=1766219022&width=480)
![[Used] PT900 Jadeite Jadeite Ring J3.34ct D0.73ct 9.4g #13](http://koufuku.jp/cdn/shop/files/2000000014531_2.jpg?v=1766219023&width=480)
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![[Pre-owned] K18YG GOLDEN PEARL Golden Pearl Ring, P12.0mm, D0.60ct, 11.3g, #12](http://koufuku.jp/cdn/shop/files/2000000040158_2.jpg?v=1766219022&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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