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12.76克拉「斯里蘭卡」天然藍寶石戒指,藍寶石未經加熱處理

Set with an octagonal step-cut sapphire weighing 12.76 carats, mounted in platinum, size 9 1/2.

Accompanied by AGL report no. 1145195, stating that the sapphire is of Ceylon origin, with no indications of heating.

附美國AGL證書

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