25 novembre 2019
An Art Deco rock crystal, enamel, onyx and diamond Demi-Mystery clock, by Boucheron, circa 1921
Lot 140. An Art Deco rock crystal, enamel, onyx and diamond Demi-Mystery clock, by Boucheron, circa 1921. Estimate £25,000 - £45,000. Courtesy Bonham's. The faceted rock crystal case framed by a gold and black enamel surround, with rose-cut diamond Roman...