15 novembre 2017
A 20.28 carats marquise-cut Type IIa diamond ring
Lot 381. A 20.28 carats marquise-cut Type IIa diamond ring. Estimate CHF 1,200,000 - CHF 2,000,000 . Price realised CHF 1,392,500. © Christie's Images Ltd 2017 Set with a marquise-cut diamond, weighing approximately 20.28 carats, between tapered baguette-cut...