Showing 1787 products
![[Pre-owned] PT900 Black Opal Ring, BO1.693ct, D0.75ct, with GGS Sorting, 8.7g, Size 11](http://koufuku.jp/cdn/shop/files/2000000012711_3.jpg?v=1765175628&width=480)
![[Used] PT900 DIAMOND RING 0.25ct D0.52ct 11.0g #11.5](http://koufuku.jp/cdn/shop/files/2000000128009_2.jpg?v=1771814676&width=480)
![[Pre-owned] Pt900 DIAMOND RING 0.529ct G Color VS1 Class Very Good Cut CGL Sorting 4.4g #11](http://koufuku.jp/cdn/shop/files/2000000017549_2.jpg?v=1768446384&width=480)
![[Pre-owned] PT900 DIAMOND RING D0.63ct 14.8g #12](http://koufuku.jp/cdn/shop/files/2000000127989_2.jpg?v=1771658188&width=480)
![[Pre-owned] PT900 Diamond Ring, D1.00ct, with Appraisal, 8.2g](http://koufuku.jp/cdn/shop/files/2000000051567_2.jpg?v=1760609369&width=480)
![[Pre-owned] PT900 DIAMOND Ring 0.402 D0.67ct 7.7g #16.5](http://koufuku.jp/cdn/shop/files/2000000012452_2.jpg?v=1767585887&width=480)
![[Pre-owned] PT900 EMERALD RING E1.40ct D0.78ct 8.4g #10](http://koufuku.jp/cdn/shop/files/2000000029627_2.jpg?v=1766824686&width=480)
![[Pre-owned] PT900 EMERALD RING E0.96ct D0.75ct D0.38ct 7.8g #13 Hand Made](http://koufuku.jp/cdn/shop/files/2000000127019_2.jpg?v=1766801414&width=480)
![[Pre-owned] PT900 Emerald Ring E1.80ct DIAMOND0.71ct 7.3g #12](http://koufuku.jp/cdn/shop/files/2000000077406_2.jpg?v=1765163849&width=480)
![[Pre-owned] PT900 Emerald Ring E1.87ct D1.30ct 11.7g #11.5](http://koufuku.jp/cdn/shop/files/2000000075396_2.jpg?v=1765175629&width=480)
![[Pre-owned] PT900 Emerald Ring E1.60ct D0.72ct 7.8g #15](http://koufuku.jp/cdn/shop/files/2000000125930_2.jpg?v=1767585991&width=480)
![[Pre-owned] PT900 JADEITE RING J3.25ct D0.31ct CGL Sorting 5.7g #17.5](http://koufuku.jp/cdn/shop/files/2000000022192_3.jpg?v=1768806607&width=480)
![[Pre-owned] PT900 JADEITE RING D0.69ct 7.6g #13](http://koufuku.jp/cdn/shop/files/2000000125961_2.jpg?v=1767585969&width=480)
![[Pre-owned] PT900 Burmese Ruby Ring, R1.53ct D0.55ct, GIA Certified, 5.4g](http://koufuku.jp/cdn/shop/files/2000000015972_3.jpg?v=1767585957&width=480)
![[Pre-owned] PT900 RUBY Ring R4.09ct D0.21ct 8.6g #16](http://koufuku.jp/cdn/shop/files/2000000125954_2.jpg?v=1767586070&width=480)
![[Used] PT900 SAPPHIRE RING S1.05ct D0.34ct 4.8g #10](http://koufuku.jp/cdn/shop/files/2000000075457_2.jpg?v=1765175629&width=480)
![[Pre-owned] PT900 SAPPHIRE Ring S1.10ct D0.33ct 4.9g #8](http://koufuku.jp/cdn/shop/files/2000000090375_2.jpg?v=1765163848&width=480)
![[Pre-owned] PT900 SAPPHIRE Ring S2.76ct D0.36ct 6.8g #11.5](http://koufuku.jp/cdn/shop/files/2000000016801_2.jpg?v=1759988719&width=480)
![[Used] PT900 SOUTH SEA PEARL RING White South Sea Pearl Ring P14.8mm D0.35ct 16.0g #11](http://koufuku.jp/cdn/shop/files/2000000133782_2.jpg?v=1777881348&width=480)
![[Pre-owned] PT900 South Sea White Pearl Ring 11.3mm D0.10ct #12 5.0g](http://koufuku.jp/cdn/shop/files/2000000049830_3.jpg?v=1753249893&width=480)
![[Pre-owned] PT900 TAHITIAN PEARL RING 11.2mm D0.27 7.7g #13.5](http://koufuku.jp/cdn/shop/files/2000000146201_2.jpg?v=1789034620&width=480)
![[Pre-owned] PT900 TAHITIAN PEARL RING 11.0mm D0.56ct 9.6g #10](http://koufuku.jp/cdn/shop/files/2000000031217_2.jpg?v=1746171960&width=480)
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![[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)