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9.47克拉「緬甸」天然紅寶石配鑽石戒指, 紅寶石未經加熱處理

One oval-shaped ruby, 9.47 caratsTwo heart-shaped diamonds, 1.03 and 1.01 carats respectively18K white gold附瑞士Gübelin及GRS及泰國Lotus證書 附兩張美國GIA證書