A sapphire and diamond necklace, by Buccellati, circa 1965. Photo courtesy Bonhams.

Designed as a continuous row of pierced and textured links, alternating with brilliant-cut diamonds, suspending a highly articulated cascade of brilliant-cut diamonds and pear-shaped sapphires, each with a fine claw setting, to a concealed clasp, diamonds approximately 19.40 carats total, sapphires approximately 16.00 carats total, signed Buccellati, accompanied by extra links, necklace length 35.2cm, cased. Estimate:  HK$ 390,000 - 550,000 (€36,000 - 51,000) ($50,000 – $71,000)

Bonhams. FINE JEWELLERY & JADEITE. Hong Kong. 23 Nov 2013 14:00 CST - http://www.bonhams.com