Set with a marquise-shaped diamond weighing 11.09 carats, between two trilliant-cut diamonds, mounted in platinum, signed HW, size 4¼.
Accompanied by GIA report no. 10122957, dated 19 June 2019, stating that the diamond is D Colour, VS1 Clarity.

Sotheby's. Magnificent Jewels and Jadeite, Hong Kong, 07 Oct 2019, 02:30 PM