Showing 184 products
![[Pre-owned] K18YG DIAMOND RING D1.62ct 6.1g #14](http://koufuku.jp/cdn/shop/files/2000000091686_2.jpg?v=1768446384&width=480)
![[Pre-owned] PT950 SAPPHIRE PENDANT TOP Unheated Sapphire Pendant Top S3.319ct D1.31ct NGL Sorting 5.6g](http://koufuku.jp/cdn/shop/files/2000000024301_3.jpg?v=1786340906&width=480)
![[Used] K18WG SAPPHIRE EARRINGS Briolette Cut Color Sapphire Earrings 3.8g](http://koufuku.jp/cdn/shop/files/2000000133942_2.jpg?v=1786341800&width=480)
![[Pre-owned] PT900 AQUAMARINE RING AQ4.35ct D0.23ct 7.5g #9](http://koufuku.jp/cdn/shop/files/2000000145921_2.jpg?v=1788154109&width=480)
![[Used] K18YG SAPPHIRE RING S0.70ct D0.50ct 5.2g #8](http://koufuku.jp/cdn/shop/files/2000000128856_2.jpg?v=1771814676&width=480)
![[Used] POLA K18YG GREEN GARNET RING G0.85ct D0.10ct 7.0g #13.5 ONE PRICE](http://koufuku.jp/cdn/shop/files/2000000130002_2.jpg?v=1771814587&width=480)
![[Pre-owned] K18YG RUBY RING R0.448ct D0.46ct 5.5g #12](http://koufuku.jp/cdn/shop/files/DSC_2026_4487a999-4928-4b18-b0f6-2154297d7db9.jpg?v=1775189875&width=480)
![[Used] MIKIMOTO K18WG AKOYA PEARL NECKLACE P5.0mm 3.8g ONE PRICE](http://koufuku.jp/cdn/shop/files/2000000056791_2.jpg?v=1778488593&width=480)
![[Used] K18YG DIAMOND RING D0.51ct 6.6g #8](http://koufuku.jp/cdn/shop/files/2000000131443_2.jpg?v=1771814764&width=480)
![[Used] K18YG CORAL RING Carved Coral Ring 8.9g #10](http://koufuku.jp/cdn/shop/files/2000000111711_2.jpg?v=1771814674&width=480)
![[Excellent Condition] K18WG White South Sea Pearl Ring P13.9mm D1.27ct, Pearl Science Laboratory Aurora Venus Appraisal Certificate, 9.0g, Size 15](http://koufuku.jp/cdn/shop/files/2000000065953_3.jpg?v=1771658187&width=480)
![[Pre-owned] JUSTIN DAVIS K18WG DIAMOND RING D0.15ct 8.2g ONE PRICE](http://koufuku.jp/cdn/shop/files/2000000124162_2.jpg?v=1768882396&width=480)
![[Pre-owned] K18YG DIAMOND RING D1.83ct 6.9g #12.5](http://koufuku.jp/cdn/shop/files/2000000133461_2.jpg?v=1771313066&width=480)
![[Pre-owned] K18WG/K18PG Diamond Ring D1.13ct 8.5g #12.5](http://koufuku.jp/cdn/shop/files/2000000133362_2.jpg?v=1771313066&width=480)
![[Pre-owned] K18YG AKOYA PEARL RING P8.0mm D0.361ct 12.9g #14](http://koufuku.jp/cdn/shop/files/2000000126586_2.jpg?v=1768808719&width=480)
![[Pre-owned] K18WG Myanmar Ruby Ring, R2.53ct D1.73ct, with GRS Certificate, 7.0g, Size 12](http://koufuku.jp/cdn/shop/files/2000000069906_3.jpg?v=1768808719&width=480)
![[Used] MIKIMOTO Mikimoto PT950 SAPPHIRE RING Madagascar Royal Blue Sapphire Ring S2.00ct D0.83ct GIA Certificate 6.9g #11 ONE PRICE](http://koufuku.jp/cdn/shop/files/2000000016481_3.jpg?v=1768808719&width=480)
MIKIMOTO
[Used] MIKIMOTO Mikimoto PT950 SAPPHIRE RING Madagascar Royal Blue Sapphire[...]
$10,144.00
![[Pre-owned] PT900 DIAMOND RING 0.22ct D0.14ct 3.3g #11](http://koufuku.jp/cdn/shop/files/2000000121932_2.jpg?v=1768882395&width=480)
![[Pre-owned] K18WG STAR SAPPHIRE RING Star Sapphire Ring SS2.58ct D0.49ct 5.0g #13.5](http://koufuku.jp/cdn/shop/files/2000000045597_2.jpg?v=1768882395&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)
