Description
A platinum (950 ‰) and 18-carat (750 ‰) white gold openwork plate brooch, set with an old-cut diamond weighing approximately 0.3 carat shouldered by two old-cut diamonds weighing approximately 0.2 carat each, the surround adorned with rose-cut diamonds and onyx. French work, circa 1930, French goldsmith's mark. Length: 5.8 cm Gross weight: 11.2 g
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A platinum (950 ‰) and 18-carat (750 ‰) white gold openwork plate brooch, set with an old-cut diamond weighing approximately 0.3 carat shouldered by two old-cut diamonds weighing approximately 0.2 carat each, the surround adorned with rose-cut diamonds and onyx. French work, circa 1930, French goldsmith's mark. Length: 5.8 cm Gross weight: 11.2 g