Lot 318. 10.17 carats, E Colour, VS1 Clarity marquise-shaped diamond ring. Estimate 290,000 — 480,000 CHF (265,036 - 438,680 EUR). Photo: Sotheby's.
Set with a marquise-shaped diamond weighing 10.17 carats, size 461/2, French assay and partial maker's marks.
Accompanied by GIA report no. 5171539722, stating that the diamond is E Colour, VS1 Clarity.