Very light pink diamond, Fancy light pink diamond, light pink diamond @ Sotheby's Hong Kong

Very light pink diamond and pink diamond ring. photo courtesy Sotheby's

Centring on an cut-cornered rectangular step-cut very light pink diamond weighing 6.12 carats, flanked on each side by a pear-shaped pink diamond, mounted in 18 karat pink gold. Estimate 1,400,000—2,000,000 HKD. Lot Sold 3,140,000 HKD

Ring size: 7

Accompanied by GIA report numbered 2121444627, dated 6 August 2010, stating that the 6.12 carat diamond is natural, Very Light Pink colour, VVS1 (potential) clarity.

Fancy light pink diamond, light pink diamond and diamond  pendent earrings. photo courtesy Sotheby's

Each suspending on a pear-shaped light pink diamond weighing 2.03 and 1.92 carats, surmounted by an oval fancy light pink diamond and light pink diamond weighing 0.53 and 0.52 carat respectively, within brilliant-cut diamond frames, mounted in platinum and 18 karat pink gold. Estimate 700,000—800,000 HKD. Lot Sold 2,300,000 HKD

Accompanied by three GIA reports numbered 5101646200, 5101484011, and 2105407240, dated 7 April 2009, 22 December 2008, and 25 November 2008, stating that the respective 2.03, 1.92 and 0.52 carat diamonds are natural, Light Pink colour, VVS2 to SI1 clarity; also accompanied by GIA report numbered 5101358861, dated 7 November 2008, stating that the 0.53 carat diamond is natural, Fancy Light Pink colour, VS1 clarity.

Light pink diamond and diamond ring. photo courtesy Sotheby's

Centring on a cushion-shaped light pink diamond weighing 4.38 carats, framed by brilliant-cut pink diamonds, to an outer surround of brilliant-cut diamonds extending to the shoulders, mounted in platinum and 18 karat pink gold. Estimate 1,200,000—1,500,000 HKD. Lot Sold 2,300,000 HKD

Ring size: 6

Accompanied by GIA report numbered 2115565323, dated 18 February 2010, stating that the 4.38 carat diamond is natural, Light Pink colour, Internally Flawless clarity.

Very light pink diamond and diamond pendant necklace. photo courtesy Sotheby's

Suspending on a pear-shaped very light pink diamond weighing 3.71 carats, within a frame set with brilliant-cut diamonds, accompanied by a link-chain spectacle-set with brilliant-cut pink diamonds, mounted in platinum and 18 karat pink gold, length approximately 400mm. Estimate 580,000—660,000 HKD. Lot Sold 1,460,000 HKD

Accompanied by GIA report numbered 2115347756, dated 15 March 2010, stating that the 3.71 carat diamond is natural, Very Light Pink colour, Internally Flawless clarity.

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