A fine pair of conch pearl and diamond earrings. Photo Bonhams

Each composed of an oval conch pearl to a diamond-set frame with scroll detailing, suspended from a highly articulated row of brilliant-cut diamonds and with a diamond-set capped oval surmount, mounted in platinum, the conch pearls estimated to weigh approximately 6.80 carats in total, the diamonds estimated to weigh approximately 0.70 carats in total, length 4.2cm.

Accompanied by a certificate from GIA, stating that the two saltwater strong pink conch pearls are natural and show no indication of treatment. Report number 5131018618, dated 26th January 2011

Bonhams.  Fine Jewellery & Jadeite Hong Kong, Island Shangri-La Hotel, 26 May 2011