Lot 555. A 6.38 carats Burma Sapphire and Diamond Ring. Estimate HK$ 220,000 - 300,000 (€ 25,000 - 34,000). Unsold. © Bonhams 2001-2020 The oval-cut sapphire, weighing 6.38 carats, within a brilliant-cut diamond surround, extended to the shoulders, diamonds...

Lot 590. A Fine 14.93 carats Burma Sapphire and Diamond Ring. Estimate HK$ 1,128,000 - 1,500,000 (€ 130,000 - 170,000). Unsold. © Bonhams 2001-2020 The sugarloaf cabochon sapphire, weighing 14.93 carats, within a brilliant-cut diamond surround, extended...

Lot 2025. 10.20 ct Burma Sapphire and diamond ring, by E. Meister. Estimate CHF 120 000 / 180 000 (€ 111 110 / 166 670). Sold for CHF 115 000. Photo Koller White gold 750. Set with 1 fine, oval Burma sapphire of 10.20 ct, not heated, flanked by 2 pear-shaped...

Multi-Stone, Diamond, Gold Dolphin Brooch, Jean Schlumberger for Tiffany & Co. Estimate: $10,000 - $15,000. NEW YORK, NY .- An extraordinary, Multi-Stone, Diamond, Gold Dolphin Brooch — designed by Parisian artist and jeweler Jean Schlumberger for Tiffany...