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NO RESERVE - AN UNHEATED YELLOW SAPPHIRE AND DIAMOND RING set with an oval cut yellow sapphire of 1.90 carats in a border of round brilliant cut diamonds, the band set with further diamonds, inscribed 1.90C D0.22, stamped 18K, size L1/2 / 6, 1.9g. Accompanied by a gemmological report card stating the sapphire shows no indications of heat treatment.