4 décembre 2013
A magnificent art deco sapphire ring, circa 1935
A magnificent art deco sapphire ring, circa 1935. Photo courtesy Bonhams. The step-cut sapphire, weighing 6.22 carats, in an architectural scrolling mount, ring size Q½. Estimate £220,000 - 320,000 (€270,000 - 390,000) Accompanied by a report from Gübelin...