Lot 120. A 33.03 carats Sri Lankan sapphire and diamond ring. Estimate: US$250,000.00 - US$350,000.00 ( € 220,000 - 310,000) . © Bonhams. centering a rectangular-shaped emerald-cut sapphire, weighing 33.03 carats, flanked by baguette-cut diamonds; estimated...

Lot 120. A 33.03 carats Sri Lankan sapphire and diamond ring. Estimate: US$250,000.00 - US$350,000.00 ( € 220,000 - 310,000) . © Bonhams. centering a rectangular-shaped emerald-cut sapphire, weighing 33.03 carats, flanked by baguette-cut diamonds; estimated...

Lot 78. A 23.54 carats Sri Lankan sapphire and diamond ring, by Sterlé, circa 1960. Estimate £ 25,000 - 35,000 ( € 28,000 - 39,000 ) . Sold for £ 25,000 (€ 28,098). © Bonhams 2001-2018 The cushion-shaped sapphire, weighing 23.54 carats, set within an...

Lot 1772. 16.57 carats Sri Lankan Sapphire and Diamond Ring, Harry Winston. Estimate 1,300,000 — 1,700,000 HKD. Photo: Sotheby's. Set with a cushion-shaped sapphire weighing 16.57 carats, decorated with calf-head-cut diamond weighing approximately 1.20...