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Lot 2065. Superb 26.41 carats Kashmir sapphire and diamond brooch. Estimate: HK$ 32,000,000 - HK$50,000,000 (US$4,000,000-6,500,000). © Christie's Image Ltd 2019

Cushion-shaped sapphire of 26.41 carats, old-cut diamonds, gold, 3.6 cm

SSEF, 2011, report no. 60825: 26.419 carats, Kashmir, no indications of heating, Appendix letter
Gübelin, 2011, report no. 11097113: 26.42 carats, Kashmir, no indications of heating, Appendix letter
AGL, 2011, report no. CS 46197: 26.42 carats, Kashmir, no heat enhancement, no clarity enhancement, JewelFolio.

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Christie'sHong Kong Magnificent Jewels, Hong Kong, 28 May 2019