Gems, Jewelry, and Precious Metals
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![[Used] K18PG DIAMOND RING Diamond Ring D2.00ct 5.4g #15](http://koufuku.jp/cdn/shop/files/2000000134284_3.jpg?v=1779355867&width=480)
![[Used] K18YG DIAMOND RING 0.43ct D1.02ct 7.0g #12](http://koufuku.jp/cdn/shop/files/2000000134192_2.jpg?v=1779421643&width=480)
![[Used] K18YG Diamond Ring D1.18ct 5.7g #9](http://koufuku.jp/cdn/shop/files/2000000134161_2.jpg?v=1779422024&width=480)
![[Used] K18YG DIAMOND RING 0.638ct D0.67ct 7.2g #12.5](http://koufuku.jp/cdn/shop/files/2000000134185_2.jpg?v=1779423198&width=480)
![[Used] K18WG EMERALD RING E2.71ct D0.72ct 6.9g #13.5](http://koufuku.jp/cdn/shop/files/2000000067650_2.jpg?v=1779424123&width=480)
![[Used] QUEEN (Heiwado Boeki) K18YG SAPPHIRE RING Sapphire/Diamond Ring 7.0g #12](http://koufuku.jp/cdn/shop/files/2000000130439_2.jpg?v=1779424375&width=480)
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![[Used] K18YG EMERALD RING E5.29ct CGL sorting 9.3g #18.5](http://koufuku.jp/cdn/shop/files/2000000070377_3.jpg?v=1779424508&width=480)
![[Used] K18YG EMERALD DIAMOND RING Emerald/Diamond Ring 4.4g #11.5](http://koufuku.jp/cdn/shop/files/2000000134758_2.jpg?v=1779424676&width=480)
![[Used] K18YG EMERALD RING E11.28ct D0.92ct with NIPPO KYO Sorting 18.8g #13](http://koufuku.jp/cdn/shop/files/2000000129730_3.jpg?v=1779426317&width=480)
![[Used] CHANEL K18YG PEARL RING Three-Ball Ring 20.4g ONE PRICE #10.5](http://koufuku.jp/cdn/shop/files/2000000060989_3.jpg?v=1779426971&width=480)
![[Used] K18YG Diamond Ring D2.00ct 5.2g](http://koufuku.jp/cdn/shop/files/2000000134246_2.jpg?v=1779427512&width=480)
![[Used] K18WG RUBY SAPPHIRE EMERALD RING RSE2.06ct D0.02ct with Certification 13.6g #11.5](http://koufuku.jp/cdn/shop/files/2000000125268_3.jpg?v=1779430152&width=480)
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KOUFUKU is an e-commerce site that offers a wide range of products, including jewelry, precious metals, designer bags, designer watches, designer apparel, and tableware. In addition to retail sales, we also provide purchase services.
![[Used] K18YG Green Garnet Ring GG0.48ct D0.31ct 7.1g #16.5](http://koufuku.jp/cdn/shop/files/2000000134765_2.jpg?v=1779430419&width=480)
![[Pre-owned] MITSUKOSHI K18YG Ruby & Diamond Ring R0.79ct D0.82ct 7.8g #12.5](http://koufuku.jp/cdn/shop/files/2000000145907_2.jpg?v=1788151913&width=480)
![[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)