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6.39 克拉「緬甸皇家藍」天然藍寶石配鑽石戒指, 藍寶石未經加熱處理
One cushion-shaped sapphire, 6.39 caratsTwenty-four brilliant-cut diamond surround and on the sides, 1.66 carats totalPlatinum and 18K white gold附瑞士GRS證書
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