Showing 5 products
![[Used] TIFFANY & Co. K18YG Diamond Stacking Band Ring 3.7g #6.5](http://koufuku.jp/cdn/shop/files/2000000048079_2.jpg?v=1752729165&width=480)
![[Used] TIFFANY & Co. Tiffany K18YG T1 Narrow Ring 4g #9](http://koufuku.jp/cdn/shop/files/2000000014746_2.jpg?v=1745893399&width=480)
![[Used] TIFFANY & Co. Tiffany K18YG Diamond Open Heart Ring 4.1g #11](http://koufuku.jp/cdn/shop/files/2000000026596_2.jpg?v=1745899354&width=480)
![[Used] T&Co Tiffany PT950 Diamond Ring DIAMOND 0.20ct #4.5](http://koufuku.jp/cdn/shop/files/2000000006703_2.jpg?v=1746247757&width=480)
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.
![[Used] T&Co Tiffany K18WG Atlas Diamond Ring 2.9g #9](http://koufuku.jp/cdn/shop/files/2000000031187_2.jpg?v=1746178342&width=480)
![[Used] PT900 SAPPHIRE RING Sapphire Ring S2.57ct D1.51ct 14.3g #15](http://koufuku.jp/cdn/shop/files/2000000071954_2.jpg?v=1768882396&width=480)
![[Pre-owned] MIKIMOTO PT950 ALEXANDRITE RING, A 0.42ct, D 0.62ct, 6.1g, #15, ONE PRICE](http://koufuku.jp/cdn/shop/files/2000000123844_3.jpg?v=1768882396&width=480)
