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Lot 255. A quartz and sapphire ring by Jean Vendome, circa 1990. Sold for £2,750 (€3,224)Photo Bonhams.

The quartz crystal in an abstract mount with baguette-cut sapphire highlights, French assay mark, maker's mark, ring size J

Bonhams. JEWELLERY, 15 Jun 2016, LONDON, KNIGHTSBRIDGE