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Details
A BELLE EPOQUE RUBY AND DIAMOND CLUSTER RING
The central cushion-cut ruby within a double surround of circular-cut diamonds with three calibré-cut rubies to each of the cardinal points, and with a collet-set diamonds to each corner, the engraved shank with three circular-cut diamonds to either side, circa 1910, French platinum control mark
With Certificate A43.753, dated 16/06/98 from the Chambre de Commerce et d'Industrie de Paris stating that the main ruby is of Thai origin. As no comment is made as to thermal enhancement, it is assumed that the stone may have been heat treated
The central cushion-cut ruby within a double surround of circular-cut diamonds with three calibré-cut rubies to each of the cardinal points, and with a collet-set diamonds to each corner, the engraved shank with three circular-cut diamonds to either side, circa 1910, French platinum control mark
With Certificate A43.753, dated 16/06/98 from the Chambre de Commerce et d'Industrie de Paris stating that the main ruby is of Thai origin. As no comment is made as to thermal enhancement, it is assumed that the stone may have been heat treated