A sapphire and diamond bracelet, circa 1950. Photo Bonhams.

The five buckle-shaped plaques pavé-set with calibré-cut sapphires, each connected by half-moon shaped links set with old brilliant-cut diamonds, diamonds approximately 5.80 carats total, sapphires approximately 20.00 carats total, maker's mark, French assay marks, length 18.7cm. Estimate HK$ 290,000 - 350,000 (€27,000 - 33,000)

Bonhams. FINE JEWELLERY AND JADEITE. Hong Kong, Admiralty, 21 May 2014 - http://www.bonhams.com/