Lot 336. Collection of H.S.H. Gabriela Princess zu Leiningen. A pair of 24.69 and 25.63 carats Burma sapphire and diamond earrings, by Cartier. Estimate CHF600,000 – CHF800,000 ($617,045 - $822,727). Price realised CHF 1,985,000. Photo Christie's Image Ltd 2016

Each detachable pear-shaped sapphire drop, weighing approximately 24.69 and 25.63 carats, to the circular-cut and pear-shaped diamond flowerhead surmount and pear-shaped and circular-cut diamond line suspension, 1998, 6.0 cm, with French assay marks for platinum and gold. Signed Cartier, no. 781628

Accompanied by report no. 16030062 dated 14 March 2016 from the Gübelin GemLab stating that the origin of the sapphires is Burma, with no indications of heating.

Further accompanied by copy of an invoice dated 18 November 1998 from Cartier.

H.S.H. Gabriela Princess zu Leiningen

Christie's. GENEVA MAGNIFICENT JEWELS, 18 May 2016, Geneva