Pair of Burmese Pigeon's Blood Ruby and Diamond Earclips. Estimate 4,800,000 — 5,500,000 HKD (562,546 - 644,584 EUR ). Photo Sotheby's.

Each centring on an oval ruby weighing 5.02 and 4.01 carats respectively, to a surround set with four marquise- and five pear-shaped diamonds altogether weighing approximately 16.88 carats, mounted in platinum and yellow gold.

Accompanied by GIA and SSEF reports numbered 6172728178 and 80729, dated 9 July 2014 and 29 June 2015 respectively, stating that the rubies are natural, of Burmese origin, with no indications of heating. GIA states that the colour appearance of these stones is described in the trade as "Pigeon’s Blood". Also accompanied by a GIA Portrait Report.
Further accompanied by six GIA reports, stating that the four marquise-shaped and two pear-shaped diamonds ranging from 1.16 to 1.01 carats are D to E colour, VVS1 to VS1 clarity.

Sotheby's. Magnificent Jewels & Jadeite, Hong Kong, 07 oct. 2015, 02:00 PM