14 novembre 2019
Diamond ring
Lot 16. Diamond ring of 20.53 carats. Estimate CHF 250,000 - CHF 350,000 . Price realised CHF 471,000. © Christie's Images Ltd 2019. Rectangular-cut diamond of 20.53 carats, tapered baguette-cut diamonds, platinum (French mark), ring size 5 ¾ GIA, 2019,...