Buccellati. An Impressive Cultured Pearl and Diamond Necklace. Photo Philips de Pury & Company

Designed as a graduated line of engraved pavé-set diamond leaf links, interspersed with five cultured pearls, each suspending a baroque cultured pearl, from a pavé-set yellow diamond cap, to the collet-set yellow diamond spacer, mounted in 18K white and yellow gold, length 16 1/2 inches. Signed 'Buccellati' 'Italy', with a Buccellati blue leather box. ESTIMATE $55,000 - 70,000

Philips de Pury & Company. Jewels. 6 december 2012. http://www.phillipsdepury.com