Pair of light blue diamond, fancy light coloured diamond and diamond rings. Photo: Sotheby's.

Each set with a cut-cornered square modified brilliant-cut light blue diamond weighing 2.22 and 2.01 carats respectively, decorated by a similarly-cut fancy light pinkish purple diamond and fancy light purplish pink diamond weighing 0.55 and 0.58 carat respectively, embellished by circular-cut diamonds and pink diamonds, mounted in platinum and 14 karat pink gold. (2) Ring size: 6¼. Estimation 1,500,000 - 1,700,000 HKD (145,105 - 164,452 EUR)

Accompanied by GIA reports numbered 2126791779 and 5136643525, dated 17 and 14 August 2012 respectively, stating that the 2.22 and 2.01 carat diamonds are natural, Light Blue colour, Internally Flawless and VS1 clarity. Further accompanied by GIA reports numbered 17255348 and 17255350, dated 12 and 17 June 2008, stating that the 0.58 and 0.55 carat diamonds are natural, Fancy Light Purplish Pink and Fancy Light Pinkish Purple colour.

Sotheby's. Magnificent Jewels and Jadeite. Hong Kong | 07 oct. 2013 - http://www.sothebys.com