A sapphire, pearl and diamond brooch, circa 1930  The pierced oval plaque centrally-set with a cushion-shaped sapphire within a radiating surround millegrain-set with old brilliant and rose-cut diamonds and graduated rows of pearls of white, pink, yellow and brown tints, diamonds approx. 1.20ct total, one diamond deficient, French assay mark, pearls untested for natural origin, length 6.1cm
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