Gems, Jewelry, and Precious Metals
Showing 1929 products
![[Pre-owned] PT900 South Sea Pearl Ring, White South Sea Pearl 11.8mm, Diamond 0.26ct, 13.7g, Size 14](http://koufuku.jp/cdn/shop/files/2000000133126_2.jpg?v=1771313065&width=480)
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![[Pre-owned] PT900 DIAMOND RING D1.00ct 6.3g #12](http://koufuku.jp/cdn/shop/files/2000000133188_2.jpg?v=1771313065&width=480)
![[Pre-owned] K18WG SAPPHIRE DIAMOND RING Sapphire 3.90ct / Diamond 0.80ct 13.2g #17.5](http://koufuku.jp/cdn/shop/files/2000000116532_2.jpg?v=1771313065&width=480)
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![[Pre-owned] K18YG CITRINE RING Citrine/Peridot/Amethyst Ring C8.60ct D1.55ct With JBS Sorting 12.1g #15](http://koufuku.jp/cdn/shop/files/2000000129891_3.jpg?v=1771313065&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] K18YG DIAMOND RING D1.00ct 5.2g #10.5](http://koufuku.jp/cdn/shop/files/2000000133416_2.jpg?v=1771313065&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 DIAMOND RING 0.65ct 14.7g #14](http://koufuku.jp/cdn/shop/files/2000000130026_4.jpg?v=1771316660&width=480)
![[Pre-owned] PT900 SAPPHIRE RING S1.28ct D0.31ct 8.0g #10.5](http://koufuku.jp/cdn/shop/files/2000000133423_2.jpg?v=1771316660&width=480)
![[Pre-owned] PT900 DIAMOND RING 0.56ct 12.2g #14](http://koufuku.jp/cdn/shop/files/2000000130453_2.jpg?v=1771316661&width=480)
MIKIMOTO
【Used】MIKIMOTO K18WG PEARL EARRING South Sea Pearl P11.7mm D0.60ct D0.60ct [...]
$14,952.00
![[Used] MIKIMOTO K18YG AKOYA PEARL PERIDOT EARRING Akoya Pearl/Peridot Earrings P4.0-5.5mm](http://koufuku.jp/cdn/shop/files/2000000073767_2.jpg?v=1771316724&width=480)
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![[Pre-owned] K18WG Fancy Color Sapphire Earrings S8.50ct D0.16ct with Appraisal Report, 6.7g](http://koufuku.jp/cdn/shop/files/2000000129471_3.jpg?v=1771316723&width=480)
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![[Pre-owned] K18WG Onyx/Shell Earrings, D0.11ct D0.11ct, 9.0g](http://koufuku.jp/cdn/shop/files/2000000073668_2.jpg?v=1771316723&width=480)
![[Pre-owned] K18YG SAPPHIRE RING 1.05ct, 7.3g, Size 11.5](http://koufuku.jp/cdn/shop/files/2000000128696_2.jpg?v=1771316784&width=480)
![[Pre-owned] K18YG EMERALD RING Emerald/Diamond Ring E0.59ct D0.57ct 7.4g #17](http://koufuku.jp/cdn/shop/files/2000000123158_2.jpg?v=1771316785&width=480)
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![[Pre-owned] K18WG MULTI STONE RING Y 0.20 S0.25 D0.20 5.1g](http://koufuku.jp/cdn/shop/files/2000000125169_2.jpg?v=1771316784&width=480)
![[Pre-owned] K18YG CATS EYE RING CE0.02ct 6.0g #8](http://koufuku.jp/cdn/shop/files/2000000128726_3.jpg?v=1771318579&width=480)
![[Used] K18YG MULTI STONES RING Multi-color Stone Ring D0.37ct 10.8g #12](http://koufuku.jp/cdn/shop/files/2000000123127_2.jpg?v=1771316785&width=480)
![[Pre-owned] K18YG PEARL EARRING / Combined Pierced Earrings, White South Sea Pearl P12.4mm D4.05ct, Aurora Venus, 25.0g, with Pearl Science Laboratory (PSL) Certificate](http://koufuku.jp/cdn/shop/files/2000000083261_3.jpg?v=1771480013&width=480)
![[Pre-owned] K18WG DIAMOND EARRING (Clip-on/Pierced) D4.00ct 12.5g](http://koufuku.jp/cdn/shop/files/2000000104805_2.jpg?v=1771480013&width=480)
![[Pre-owned] K18WG STAR SAPPHIRE EARRINGS Star Sapphire SS10.30ct x 2, Diamond D0.90ct, 9.1g](http://koufuku.jp/cdn/shop/files/2000000129419_3.jpg?v=1773565639&width=480)
![[Pre-owned] K18WG SAPPHIRE EARRING S2.57ct S2.70ct D0.93ct 8.1g](http://koufuku.jp/cdn/shop/files/2000000073712_2.jpg?v=1771658081&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)
