Lot 2082. A rare 11.22 carats Kashmir 'royal blue' sapphire and diamond ring. Estimate HKD 16,800,000 - HKD 22,000,000 (USD 2,100,000-2,800,000) . Price realised HKD 17,620,000. © Christie's Images Ltd 2017 Set with a cushion-shaped sapphire, weighing...

Lot 340. Fine 11.64 carats Kashmir 'royal blue' sapphire and diamond ring. Estimate 1,310,000 — 1,910,000 CHF . Photo: Sotheby's. Set with a cushion-shaped sapphire weighing 11.64 carats, between triangular diamond shoulders, size 57, sizing band, maker's...

Lot 385. Property of a European noble family. Fine 8.27 carats Kashmir 'royal blue' sapphire and diamond ring. Estimate 960,000 — 1,150,000 CHF (877,359 - 1,051,003 EUR ). Photo Sotheby's Set with a cushion-shaped sapphire weighing 8.27 carats, between...