Important and exquisite fancy intense purplish pink diamond and diamond ring. photo courtesy Sotheby's

Centring on an emerald-cut fancy intense purplish pink diamond weighing 4.10 carats, to a pavé-set brilliant-cut diamond shank, mounted in 18 karat white gold. Estimate 20,000,000—24,000,000 HKD. Lot Sold 20,260,000 HKD

Ring size: 5½

Accompanied by GIA report numbered 5101193457, dated 26 March 2010, stating that the 4.10 carat diamond is natural, Fancy Intense Purplish Pink colour, VS1 clarity.

Sotheby's. Magnificent Jewels & Jadeite, 06 Oct 10, Hong Kong www.sothebys.com