Showing 1288 products
![[Pre-owned] Sekikazu Partina Necklace, 18K White Gold, Diamond Pendant Necklace, 9.2g](http://koufuku.jp/cdn/shop/files/2000000120614_2.jpg?v=1768197670&width=480)
![[Used] Rhodochrosite (Inca Rose)/Imitation Pearl Necklace, STEEL, 63.6g](http://koufuku.jp/cdn/shop/files/2000000043654_2.jpg?v=1762315997&width=480)
![[Pre-owned] Tsukasa Muramatsu PT900 Ruby Cabochon Cut Ruby Ring, R2.91ct, D0.36ct, 10.6g, #10](http://koufuku.jp/cdn/shop/files/2000000012742_2.jpg?v=1768808621&width=480)
![[Pre-owned] Shunichi Tamura K18/K18WG DIAMOND Diamond Pendant Brooch, D0.08ct, 19.9g](http://koufuku.jp/cdn/shop/files/2000000114750_2.jpg?v=1768444692&width=480)
![[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] 18KWG MEXICO OPAL Handmade Mexican Opal Ring, 8.0g #9](http://koufuku.jp/cdn/shop/files/2000000056975_2.jpg?v=1762397786&width=480)
![[Used] 18K Yellow Gold Ruby Ring, 9.2g, #14](http://koufuku.jp/cdn/shop/files/2000000126579_2.jpg?v=1767585974&width=480)
![[Used] 18KYG SAPPHIRE Sapphire Ring 6.2g #11](http://koufuku.jp/cdn/shop/files/2000000049045_2.jpg?v=1768185637&width=480)
![[Pre-owned] 18K Gold Tourmaline Rubellite (Red Tourmaline) Ring 5.2g #11](http://koufuku.jp/cdn/shop/files/2000000073521_2.jpg?v=1764830303&width=480)
![[Pre-owned] Charite K18YG Moonstone Ring D0.04ct 2.2g #9](http://koufuku.jp/cdn/shop/files/2000000045054_2.jpg?v=1768185641&width=480)
![[Used] K10YG RUBY Ruby Ring D0.10ct 1.3g #9](http://koufuku.jp/cdn/shop/files/2000000071299_2.jpg?v=1746252600&width=480)
![[Pre-owned] K14WG Garnet Necklace, Garnet Pendant Necklace, Nihokyo Sorting, 2.8g](http://koufuku.jp/cdn/shop/files/2000000114040_3.jpg?v=1765161884&width=480)
![[Used] K14WG TOURMALINE Tourmaline Ring 2.4g #16](http://koufuku.jp/cdn/shop/files/2000000078359_2.jpg?v=1752392449&width=480)
![[Pre-owned] 14K Yellow Gold Emerald Bracelet, 17.5cm, 8.8g](http://koufuku.jp/cdn/shop/files/2000000099682_3.jpg?v=1769651431&width=480)
![[Used] K18 DIAMOND Ring D0.53ct 2.5g #12](http://koufuku.jp/cdn/shop/files/70216_01.jpg?v=1743142006&width=480)
![[Used] K18 DIAMOND Diamond Ring D1.02ct 6.3g #15.5](http://koufuku.jp/cdn/shop/files/2000000106298_2.jpg?v=1765877448&width=480)
![[Used] K18 GARNET Green Garnet Ring GG2.08ct D0.50ct 6.4g #12](http://koufuku.jp/cdn/shop/files/2000000070698_2.jpg?v=1744890572&width=480)
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![[Pre-owned] K18 RUBY Ruby Ring R1.19ct D0.82ct 4.8g #10.5](http://koufuku.jp/cdn/shop/files/2000000039800_2.jpg?v=1749175383&width=480)
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.
![[Used] PT900 SAPPHIRE RING Sapphire Ring S2.57ct D1.51ct 14.3g #15](http://koufuku.jp/cdn/shop/files/2000000071954_2.jpg?v=1768882396&width=480)
![[Pre-owned] MIKIMOTO PT950 ALEXANDRITE RING, A 0.42ct, D 0.62ct, 6.1g, #15, ONE PRICE](http://koufuku.jp/cdn/shop/files/2000000123844_3.jpg?v=1768882396&width=480)
