Lot 110. A 23.13 carats diamond ring, Harry Winston, 1985. Estimate US$ 250,000 - 350,000 (€ 210,000 - 300,000). © Bonhams 2001-2018
centering an emerald-cut diamond, weighing 23.13 carats, flanked by trillion-shaped diamonds; signed Winston, with maker's mark for Jacques Timey; accompanied by a signed box; remaining diamond weight: 1.37 carats; mounted in platinum; size 5.
Accompanied by GIA report # 5192506955, dated July 12, 2018, stating the diamond as: I color, I1 clarity.