Gems, Jewelry and Precious Metals
Showing 1707 products
![[Used] BRINKHAUS 18K/PT DIAMOND RING Diamond Ring 11.4g #16 ONE PRICE](http://koufuku.jp/cdn/shop/files/2000000028026_2.jpg?v=1762391160&width=480)
![[Used] K18YG RUBY Ruby Ring R2.80ct D0.11ct NGL Certificate of Authenticity 7.2g #15](http://koufuku.jp/cdn/shop/files/DSC_1977.jpg?v=1775179861&width=480)
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![[Pre-owned] K18WG Jadeite Jadeite Ring J10.45ct D0.36ct 6.6g #13](http://koufuku.jp/cdn/shop/files/2000000034263_2.jpg?v=1762391162&width=480)
![[Pre-owned] 18K Yellow Gold Ruby Ring, R1.63ct, D0.32ct, 5.5g, #13.5](http://koufuku.jp/cdn/shop/files/2000000041063_2.jpg?v=1762391161&width=480)
![[Used] PT850 SAPPHIRE Golden Sapphire Ring, GS2.34ct, D0.55ct, 4.7g, #15](http://koufuku.jp/cdn/shop/files/2000000108537_2.jpg?v=1762391161&width=480)
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![[Pre-owned] K18WG SAPPHIRE Sapphire Ring, S1.25ct, D1.19ct, 5.5g, #14](http://koufuku.jp/cdn/shop/files/2000000044194_2.jpg?v=1762391161&width=480)
![[Pre-owned] K18WG Tanzanite Ring, T2.52ct, D0.63ct, 3.6g, #13](http://koufuku.jp/cdn/shop/files/2000000027340_2.jpg?v=1762391163&width=480)
![[Pre-owned] 18K Yellow Gold Ruby Ring, R1.43ct, D0.75ct, 7.4g, #11.5](http://koufuku.jp/cdn/shop/files/2000000010946_2.jpg?v=1762391162&width=480)
![[Used] PT900 Jadeite Jadeite Ring J1.83ct D0.44ct 7.0g #13](http://koufuku.jp/cdn/shop/files/2000000106076_2.jpg?v=1762391161&width=480)
![[Used] K18PG DIAMOND Diamond Ring D1.60ct 5.9g #12](http://koufuku.jp/cdn/shop/files/DSC_3934.jpg?v=1769670729&width=480)
![[Pre-owned] 18K Yellow Gold Ruby Ring, R 0.27ct, D 0.08ct, 2.4g, #8](http://koufuku.jp/cdn/shop/files/2000000105581_2.jpg?v=1762391160&width=480)
![[Pre-owned] 18K Yellow Gold Ruby Ring, R 0.62ct, D 0.05ct, 2.0g, #6.5](http://koufuku.jp/cdn/shop/files/2000000105598_2.jpg?v=1762391161&width=480)
![[Pre-owned] 18K Yellow Gold Emerald & Sapphire Ring, E2.30ct, S0.28ct, D0.14ct, 8.0g, #8](http://koufuku.jp/cdn/shop/files/2000000071091_2.jpg?v=1762391161&width=480)
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![[Pre-owned] 18K Yellow Gold Ruby Ring, R4.17ct, D0.24ct, 6.5g, #13](http://koufuku.jp/cdn/shop/files/2000000016276_2.jpg?v=1762391163&width=480)
![[Used] PT900 Tanzanite Ring, T24.61ct, D0.66ct, 15.0g, #13](http://koufuku.jp/cdn/shop/files/2000000020037_2.jpg?v=1762391162&width=480)
![[Used] PT900 TOURMALINE Green Tourmaline Ring, T3.20ct, D0.20ct, 9.4g, #14.5](http://koufuku.jp/cdn/shop/files/2000000106304_2.jpg?v=1762391176&width=480)
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![[Pre-owned] MIKIMOTO K14YG Akoya Pearl Necklace, 5.0-5.5mm, 38.6g, One Price](http://koufuku.jp/cdn/shop/files/2000000043029_2.jpg?v=1762391176&width=480)
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![[Pre-owned] K18WG JADEITEZ Jadeitez Ring, Jadeitez 1.70ct, Dadeitez 0.43ct, 3.5g, #16](http://koufuku.jp/cdn/shop/files/2000000040806_2.jpg?v=1762391177&width=480)
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![[Pre-owned] 18K Yellow Gold Ruby Ring, R3.15ct, D0.67ct, 8.3g, #9](http://koufuku.jp/cdn/shop/files/2000000014210_2.jpg?v=1762391180&width=480)
![[Used] K18YG EMERALD RING E1.054ct D0.75ct NGL Appraisal Report 4.2g #12](http://koufuku.jp/cdn/shop/files/2000000069852_3.jpg?v=1762391181&width=480)
![[Pre-owned] K18WG Jadeite Jadeite Ring J2.633ct D0.60ct 5.5g #13](http://koufuku.jp/cdn/shop/files/2000000040738_2.jpg?v=1762391181&width=480)
![[Pre-owned] K18WG Jadeite Jadeite Ring J2.77ct D0.10ct 2.6g #13.5](http://koufuku.jp/cdn/shop/files/2000000036649_2.jpg?v=1762397785&width=480)
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![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)
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