Showing 1787 products
![[Pre-owned] K18YG EMERALD Necklace with sorting, 8.5g](http://koufuku.jp/cdn/shop/files/2000000115313_3.jpg?v=1765161777&width=480)
![[Pre-owned] K18YG EMERALD NECKLACE Emerald & Diamond Necklace E1.89ct D1.42ct 33.6g 40cm](http://koufuku.jp/cdn/shop/files/2000000143606_2.jpg?v=1786344077&width=480)
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![[Pre-owned] K18YG EMERALD RING E0.31ct D0.16ct 5.2g #11.5](http://koufuku.jp/cdn/shop/files/2000000140919_2.jpg?v=1789103513&width=480)
![[Pre-owned] K18YG EMERALD RING E0.38ct D1.41ct 5.8g #14](http://koufuku.jp/cdn/shop/files/2000000025582_2.jpg?v=1771665669&width=480)
![[Pre-owned] K18YG EMERALD RING E0.48ct E0.30ct D0.28ct 4.5g #14](http://koufuku.jp/cdn/shop/files/2000000127521_2.jpg?v=1768808620&width=480)
![[Pre-owned] K18YG EMERALD RING E0.97ct D1.60ct 10.3g #12](http://koufuku.jp/cdn/shop/files/2000000130316_2.jpg?v=1771658188&width=480)
![[Used] K18YG EMERALD RING E1.054ct D0.75ct NGL Appraisal Report 4.2g #12](http://koufuku.jp/cdn/shop/files/2000000069852_3.jpg?v=1762391181&width=480)
![Used] K18YG EMERALD RING E1.05ct D0.50ct 7.0g #14](http://koufuku.jp/cdn/shop/files/2000000130163_2.jpg?v=1779352186&width=480)
![[Used] K18YG EMERALD RING E1.25ct D0.55ct 19.8g #12](http://koufuku.jp/cdn/shop/files/2000000133430_2.jpg?v=1778492905&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)
![[Pre-owned] K18YG EMERALD RING E2.45ct D0.55ct 9.9g #13.5](http://koufuku.jp/cdn/shop/files/2000000145891_2.jpg?v=1788154885&width=480)
![[Used] K18YG EMERALD RING Emerald Ring E3.24ct D1.52ct JSL Appraisal Report 13.0g #12.5](http://koufuku.jp/cdn/shop/files/2000000112510_3.jpg?v=1762391102&width=480)
![[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)
![[Pre-owned] K18YG Emerald & Ruby Ring E0.45ct R0.42ct 6.3g #10](http://koufuku.jp/cdn/shop/files/2000000070568_2.jpg?v=1767585888&width=480)
![[Pre-owned] K18YG Emerald Brooch/Pendant Necklace E3.45ct D0.19ct 8.5g](http://koufuku.jp/cdn/shop/files/2000000106779_2.jpg?v=1762397785&width=480)
![[Pre-owned] K18YG Emerald Ring 2.6g #12](http://koufuku.jp/cdn/shop/files/2000000040998_2.jpg?v=1762397786&width=480)
![[Pre-owned] K18YG Emerald Ring DIA 7.6g #13](http://koufuku.jp/cdn/shop/files/2000000064086_2.jpg?v=1762391161&width=480)
![[Pre-owned] K18YG Emerald Ring E0.77ct D0.81ct 7.1g #13](http://koufuku.jp/cdn/shop/files/2000000053134_2.jpg?v=1762391139&width=480)
![[Pre-owned] K18YG Emerald Ring E0.25ct D0.81ct 7.2g #12](http://koufuku.jp/cdn/shop/files/2000000116471_2.jpg?v=1766801414&width=480)
![[Pre-owned] K18YG Emerald & Diamond Eternity Ring E0.22ct D0.31ct 2.1g #11](http://koufuku.jp/cdn/shop/files/2000000099675_2.jpg?v=1767585887&width=480)
![[Pre-owned] K18YG Emerald & Diamond Ring E0.56ct D0.75ct 8.0g #15](http://koufuku.jp/cdn/shop/files/2000000040257_2.jpg?v=1762391100&width=480)
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.
![[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)