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Gem-set desk clock, Cartier, 1920s

The circular yellow gold dial applied with Roman numerals, the hands set with rose-cut diamonds, to the black enamel and cabochon ruby bezel, set within a rutilated rock crystal arched case decorated with jade plaques carved in a floral pattern, respectively embellished with a rose-cut diamond and a cabochon ruby, dial signed Cartier, case engraved 'Isabel' and numbered, one rose-cut diamond and a cabochon ruby deficient on the jade plaques, slightly imperfect - Estimate 8,000--12,000 CHF - Lot sold 21,250 CHF

LITERATURE AND REFERENCES: Cf: Franco Cologni and Ettore Mocchetti, L'Objet Cartier, 150 ans de Tradition et d' Innovation, Paris 1992, pages 92-93 and 100 for examples of similar desk clocks.

Sotheby's. Magnificent Jewels. 19 Nov 08. Geneva. photo courtesy Sotheby's. www.sotheby's.com