Showing 1644 products
![[Used] PT900 Emerald Ring Emerald 0.53ct D0.47ct 5.9g #12](http://koufuku.jp/cdn/shop/files/2000000117287_2.jpg?v=1766992784&width=480)
![[Used] PT900 Emerald Ring Emerald 0.62ct D1.30ct 11.9g #12.5](http://koufuku.jp/cdn/shop/files/2000000127651_2.jpg?v=1771658187&width=480)
![[Used] PT900 Emerald Ring Emerald 0.66ct D0.60ct 5.3g #12.5](http://koufuku.jp/cdn/shop/files/2000000115122_2.jpg?v=1768446422&width=480)
![[Used] PT900 Emerald Ring Emerald 0.75ct D0.47ct 4.8g #9](http://koufuku.jp/cdn/shop/files/2000000011813_2.jpg?v=1768197670&width=480)
![[Used] PT900 EMERALD RING E0.91ct D0.52ct 8.1g #13](http://koufuku.jp/cdn/shop/files/2000000022383_2.jpg?v=1750401687&width=480)
![[Used] PT900 Emerald Ring Emerald 1.00ct D0.12ct 5.6g #9](http://koufuku.jp/cdn/shop/files/2000000018805_2.jpg?v=1765877332&width=480)
![[Used] PT900 Emerald Ring, Emerald 1.054ct, D0.62ct, 0.14ct, 5.8g, #12.5](http://koufuku.jp/cdn/shop/files/2000000093482_2.jpg?v=1771665132&width=480)
![[Used] PT900 Emerald Ring Emerald 1.203ct D0.35ct 4.8g #12](http://koufuku.jp/cdn/shop/files/2000000014760_2.jpg?v=1766992784&width=480)
![[Used] PT900 Emerald Ring Emerald 1.48ct D0.47ct 7.4g #12](http://koufuku.jp/cdn/shop/files/2000000092775_2.jpg?v=1771665162&width=480)
![[Used] PT900 Emerald Ring Emerald 1.51ct D0.69ct 9.7g #12](http://koufuku.jp/cdn/shop/files/2000000094601_2_2.jpg?v=1766993836&width=480)
![[Used] PT900 Emerald Ring, E2.07ct, D2.06ct, GRS Certificate, 8.3g, #12](http://koufuku.jp/cdn/shop/files/2000000090412_3.jpg?v=1766992784&width=480)
![[Used] PT900 Emerald Ring Emerald 2.30ct D1.95ct 12.8g #12.5](http://koufuku.jp/cdn/shop/files/2000000019796_2.jpg?v=1766992784&width=480)
![[Used] PT900 EMERALD RING E2.323ct D0.226ct 8.1g #20](http://koufuku.jp/cdn/shop/files/2000000013046_2.jpg?v=1778489656&width=480)
![[Used] PT900 Emerald Ring Emerald 3.15ct D0.11ct 4.7g #12](http://koufuku.jp/cdn/shop/files/2000000017280_2.jpg?v=1771665042&width=480)
![[Used] PT900 Emerald Ring Emerald 3.648ct D3.53ct 12g #11](http://koufuku.jp/cdn/shop/files/2000000019819_2.jpg?v=1766992785&width=480)
![[Used] PT900 Emerald Ring Emerald 5.89ct D2.37ct 19.8g #15](http://koufuku.jp/cdn/shop/files/2000000020754_2.jpg?v=1766992784&width=480)
![[Used] PT900 EMERALD RING Colombian Vivid Green Emerald Ring E2.61ct D1.13ct GRS Certificate #12 8.0g](http://koufuku.jp/cdn/shop/files/2000000035673_4.jpg?v=1753249894&width=480)
Sold Out
![[Used] PT900 EMERALD V-line ring E0.60ct D0.10ct 4.8g #13.5](http://koufuku.jp/cdn/shop/files/2000000064994_8.jpg?v=1743409607&width=480)
![[Used] PT900 EMERALD Ring E0.48ct D0.39ct 4.9g #12](http://koufuku.jp/cdn/shop/files/2000000007724_8.jpg?v=1752729165&width=480)
![[Used] PT900 Emerald Ring, E0.45ct, D0.70ct, 7.8g, #13](http://koufuku.jp/cdn/shop/files/2000000005171_2.jpg?v=1750401687&width=480)
![[Used] PT900 Emerald Ring, E0.48ct, D0.94ct, 12.9g, #18](http://koufuku.jp/cdn/shop/files/2000000065267_2.jpg?v=1767585991&width=480)
![[Used] PT900 Emerald Ring, E0.53ct, D0.68ct, 5.8g](http://koufuku.jp/cdn/shop/files/2000000021850_8.jpg?v=1752729165&width=480)
We also recommend these products
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)
Sold Out
![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)
Sold Out
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.