Showing 1961 products
![[Pre-owned] PT900/K18YG Unheated Ruby Ring R1.065ct D0.84ct #12 4.6g with CGL Appraisal/Analysis Report](http://koufuku.jp/cdn/shop/files/2000000041988_3.jpg?v=1750401687&width=480)
![[Pre-owned] K18WG Black Opal Ring, BO 1.01ct, D 0.89ct, 3.8g, Size 13](http://koufuku.jp/cdn/shop/files/2000000039770_2.jpg?v=1750401687&width=480)
![[Pre-owned] K18WG Black Opal Ring 0.79ct D0.16ct 2.7g #13](http://koufuku.jp/cdn/shop/files/DSC_6314.jpg?v=1771668363&width=480)
![[Pre-owned] PT850 EMERALD Ring E0.96ct D0.12ct 4.9g #9](http://koufuku.jp/cdn/shop/files/2000000018119_2.jpg?v=1750401687&width=480)
![[Pre-owned] PT900 RUBY Ring R0.732ct D0.56ct 8.0g #15](http://koufuku.jp/cdn/shop/files/2000000013091_2.jpg?v=1750401687&width=480)
![[Pre-owned] PT900 EMERALD Ring E0.45ct D0.70ct 7.8g #13](http://koufuku.jp/cdn/shop/files/2000000005171_2.jpg?v=1750401687&width=480)
![[Pre-owned] K18YG Ruby Ring R0.59ct D1.00ct 6.9g #12](http://koufuku.jp/cdn/shop/files/2000000044378_2.jpg?v=1750401687&width=480)
![[Pre-owned] PT900 RUBY Unheated Ruby Ring R1.077ct D0.72ct 5.8g #12 with Appraisal Report](http://koufuku.jp/cdn/shop/files/2000000011783_3.jpg?v=1750401687&width=480)
![[Pre-owned] PT900 Imperial Topaz Ring T0.77ct D0.60ct 6.2g #14](http://koufuku.jp/cdn/shop/files/2000000003665_2.jpg?v=1749884385&width=480)
![[Pre-owned] K18WG Ruby Ring, Myanmar Origin, R1.07ct D1.21ct, Pigeon Blood, with AIGS Certificate, 5.3g, Size 13](http://koufuku.jp/cdn/shop/files/DSC_6537.jpg?v=1774689747&width=480)
![[Pre-owned] PT900 RUBY Ring R0.98ct D0.47ct NGL Cert. 4.9g #8](http://koufuku.jp/cdn/shop/files/2000000087863_3.jpg?v=1749178071&width=480)
![[Pre-owned] PT900 Burmese Ruby Ring, R1.41ct D0.29ct, Pigeon Blood, AIGS Certified, 6.9g, Size 12](http://koufuku.jp/cdn/shop/files/72999_01.jpg?v=1751706164&width=480)
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![[Pre-owned] PT900 Burmese Ruby Ring, R1.32ct D1.61ct, with GIA Report, 6.9g, Size #13](http://koufuku.jp/cdn/shop/files/2000000075563_3.jpg?v=1749178071&width=480)
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![[Used] K18YG RUBY RING Ruby Ring R2.19ct D0.26ct 7.6g #12.5](http://koufuku.jp/cdn/shop/files/2000000075082_2.jpg?v=1749178071&width=480)
![[Pre-owned] K18YG Ruby Ring R1.25ct D0.48ct, includes mini appraisal certificate, 4.5g, size 7.5](http://koufuku.jp/cdn/shop/files/2000000064505_3.jpg?v=1749178071&width=480)
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![[Pre-owned] LES ESSENTIELLES K18WG Ruby Ring, Invisible Setting, 6.7g, Size 19](http://koufuku.jp/cdn/shop/files/2000000040448_2.jpg?v=1749178071&width=480)
LES ESSENTIELLES
[Pre-owned] LES ESSENTIELLES K18WG Ruby Ring, Invisible Setting, 6.7g, Size 19
$2,243.00
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![[Pre-owned] K18YG Ruby Ring R0.65ct 5.8g #13.5](http://koufuku.jp/cdn/shop/files/2000000044200_2.jpg?v=1749178071&width=480)
![[Pre-owned] PT900 RUBY Ruby Ring R0.71ct D0.70ct 7.2g #11.5](http://koufuku.jp/cdn/shop/files/2000000087788_2.jpg?v=1749178071&width=480)
![[Used] PT900 PINK SAPPHIRE RING Pink Sapphire Ring PS1.00ct PS0.67ct D1.091ct 6.1g #12](http://koufuku.jp/cdn/shop/files/2000000087276_2.jpg?v=1749178071&width=480)
![[Pre-owned] K18 Ruby Ring R1.19ct D0.82ct 4.8g #10.5](http://koufuku.jp/cdn/shop/files/2000000039800_2.jpg?v=1749175383&width=480)
![[Pre-owned] K18YG Ruby Ring 6.6g #8](http://koufuku.jp/cdn/shop/files/2000000078335_2.jpg?v=1746252745&width=480)
![[Pre-owned] K18YG RUBY Ring R0.30ct D0.71ct 3.0g #9.5](http://koufuku.jp/cdn/shop/files/2000000073101_2.jpg?v=1753147302&width=480)
![[Pre-owned] K18YG Ruby Ring R2.52ct D0.39ct 7.4g #13](http://koufuku.jp/cdn/shop/files/2000000071435_8.jpg?v=1749695656&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)
