A mid 20th century sapphire and diamond cluster ring
A mid 20th century sapphire and diamond cluster ring, claw set round faceted sapphire, approximately 7 x 6.95 x 3.5mm, estimated approximate weight 1.35ct, surrounded by fourteen round brilliant cut diamonds, estimated approximate total diamond weight 0.42ct, size O, unhallmarked, stamped 'PLAT', weight 3.1g Verbal report from the Gem and Pearl laboratory reference 16992, origin Sri Lanka with no evidence of heat treatment.
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A mid 20th century sapphire and diamond cluster ring, claw set round faceted sapphire, approximately 7 x 6.95 x 3.5mm, estimated approximate weight 1.35ct, surrounded by fourteen round brilliant cut diamonds, estimated approximate total diamond weight 0.42ct, size O, unhallmarked, stamped 'PLAT', weight 3.1g Verbal report from the Gem and Pearl laboratory reference 16992, origin Sri Lanka with no evidence of heat treatment.
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