Showing 1739 products
![[Pre-owned] K18WG SOUTH SEA PEARL White South Sea Pearl Ring, 14mm, 10.3g, #12](http://koufuku.jp/cdn/shop/files/2000000038209_2.jpg?v=1765877331&width=480)
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![[Pre-owned] 18K Yellow Gold Akoya Pearl Ring, 3.3mm-3.8mm, 3.7g, #9](http://koufuku.jp/cdn/shop/files/2000000099224_2.jpg?v=1765877331&width=480)
![[Used] PT900/K18YG DIAMOND Ring 0.426ct 3.1g #7](http://koufuku.jp/cdn/shop/files/2000000099286_2.jpg?v=1765877331&width=480)
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![[Pre-owned] K18WG Tanzanite Ring, T1.28ct, D0.33ct, 5.8g, #9.5](http://koufuku.jp/cdn/shop/files/2000000037738_3.jpg?v=1765175629&width=480)
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![[Pre-owned] 18K Yellow Gold Mabe Pearl Necklace, 5.7g, 13.8mm Mabe Pearl Pendant Necklace](http://koufuku.jp/cdn/shop/files/2000000114101_2.jpg?v=1765175629&width=480)
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![[Used] PT900 TOURMALINE Tourmaline Ring, T7.24ct, D0.22ct, 10.1g, #12](http://koufuku.jp/cdn/shop/files/2000000113920_2.jpg?v=1765175629&width=480)
![[Pre-owned] K18WG TOURMALINE Green Tourmaline Pendant Necklace T4.27ct D0.27ct 11.7g](http://koufuku.jp/cdn/shop/files/2000000106090_2.jpg?v=1765175629&width=480)
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![[Pre-owned] K18YG SAPPHIRE RING Sapphire Ring S0.91ct D0.80ct 6.8g #12.5](http://koufuku.jp/cdn/shop/files/2000000047089_2.jpg?v=1765175629&width=480)
![[Pre-owned] K18YG SAPPHIRE RING Sapphire ring S1.29ct D1.53ct with GRJ sorting 9.5g #12](http://koufuku.jp/cdn/shop/files/2000000071367_3.jpg?v=1765175629&width=480)
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![[Pre-owned] K18YG RUBY RING Ruby Ring R0.45ct D0.60ct 5.2g #12](http://koufuku.jp/cdn/shop/files/2000000116440_2.jpg?v=1765175629&width=480)
![[Used] PT900 SAPPHIRE RING Sapphire Ring S1.96ct D0.23ct 9.2g #10](http://koufuku.jp/cdn/shop/files/2000000019994_2.jpg?v=1765175629&width=480)
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![[Used] PT900 SAPPHIRE RING S1.05ct D0.34ct 4.8g #10](http://koufuku.jp/cdn/shop/files/2000000075457_2.jpg?v=1765175629&width=480)
![[Pre-owned] CARRERA Y CARRERA K18YG DIAMOND Ring 10.0g #11.5 ONE PRICE](http://koufuku.jp/cdn/shop/files/2000000015088_2.jpg?v=1765175629&width=480)
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![[Used] K18/PT950 PAPARACIA SAPPHIRE NECKLACE Paparadscha Sapphire Pendant Necklace 1.60ct D0.19ct with Japan Germany Gemological Institute certificate 3.9g](http://koufuku.jp/cdn/shop/files/2000000074689_3.jpg?v=1765175629&width=480)
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![[Pre-owned] 18K White Gold Paraiba Tourmaline Pendant Necklace, P0.23ct, D0.89ct, 6.5g](http://koufuku.jp/cdn/shop/files/2000000048741_2.jpg?v=1765175629&width=480)
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![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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