Gems, Jewelry and Precious Metals
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![[Used] K18WG DIAMOND EARRING Black Diamond/Colorless Diamond Pierced Earrings and Clip-On Earrings D0.11ct D0.11ct D0.10ct D0.10ct 5.9g](http://koufuku.jp/cdn/shop/files/2000000050935_2.jpg?v=1785740126&width=480)
![[Used] K18WG SAPPHIRE EARRINGS Briolette Cut Color Sapphire Earrings 3.8g](http://koufuku.jp/cdn/shop/files/2000000133911_2.jpg?v=1785743788&width=480)
![[Used] PT850 DIAMOND NECKLACE Diamond Necklace 30.00ct 86.5g](http://koufuku.jp/cdn/shop/files/2000000135199_2.jpg?v=1785744781&width=480)
![[Used] PT850 DIAMOND NECKLACE Diamond Necklace D32.11ct 101.7g](http://koufuku.jp/cdn/shop/files/2000000135243_2.jpg?v=1785747480&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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KOUFUKU is an e-commerce site that handles a wide range of products, from jewelry and precious metals to brand bags, brand watches, brand apparel, and tableware. In addition to sales, we also offer a purchase service.