590
10.43克拉「斯里蘭卡」天然藍寶石 配 鑽石戒指, 藍寶石未經加熱處理
One oval sapphire, 10.43 caratsSurrounded by brilliant-cut diamonds, totalling approximately 2.70 caratsPlatinum附 美國GIA 及 一張寶石鑑定 證書
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