Lot 262. A 56.03 carats Type IIa diamond necklace, by Chopard. Estimate CHF 5,000,000 - CHF 7,000,000 (USD 4,976,816 - USD 6,967,542). © Christie's Images Ltd 2017

Set with a detachable pear-shaped diamond, weighing approximately 56.03 carats, to the pear-shaped diamond line necklace, 48.0 cm, mounted in platinum and gold, in blue leather Chopard pouch. Signed Chopard, no. 0810

Accompanied by report no. 2185188825 dated 24 February 2017 from the GIA Gemological Institute of America stating that the 56.03 carat diamond is D colour, VVS2 clarity; also with a working diagram indicating that the clarity of the diamond is potentially Internally Flawless, and a Diamond Type Classification letter stating that the diamond has been determined to be Type IIa.

Christie's. Magnificent Jewels, 17 May 2017, Geneva