Platinum, South Sea Pearl and Diamond Necklace, Paspaley. Estimate $25,000 - $35,000. Photo Sotheby's.

Designed as a line of fourteen baroque cultured pearls measuring 10.00 to 13.00mm flanked by diamond briolettes between trace chain links completed by a pave-set diamond clasp, the diamonds together stated to weigh 13.96 carats, length approximately 490mm, adjustable, maker's mark for Paspaley. 

Sotheby's. Important Jewels, 31 Aug 2015, Sydney, 6 PM