Lot 1711. An Important Padparadscha Sapphire and Diamond Ring. Estimate: 6,800,000-8,800,000 HKD. Lot sold 7,080,000 HKD (903,125 USD). Courtesy Sotheby's.
Set with a cushion-shaped padparadscha sapphire weighing 16.66 carats, within a surround of pear-shaped and old mine-cut diamonds, to the brilliant-cut diamond shoulders, mounted in 18 karat white and pink gold, size 6.
Accompanied by SSEF report no. 80335, dated 27 May 2015, and Gübelin report no. 15067341, dated 30 June 2015, each stating that the padparadscha sapphire is of Ceylon origin, with no indications of heating; also accompanied by a SSEF Premium Appendix.
Sotheby's. Magnificent Jewels and Jadeite, Hong Kong, 03 oct. 2018