Lot 146. A pair of fine natural pearl and diamond earrings. Estimate CHF 800,000 - CHF 1,200,000 (USD 809,302 - USD 1,213,953). Photo Christie's Image Ltd 2016.

Each detachable drop-shaped natural pearl, weighing approximately 13.27 and 12.37 carats, with diamond-set cap, to the pear-shaped and marquise-cut diamond cluster surmount, 4.0 cm, mounted in platinum and gold. Surmounts with maker's marks HW for Harry Winston

Accompanied by report no. 87564 dated 14 September 2016 from the SSEF Swiss Gemmological Institute stating that both pearls are saltwater natural pearls, and an Appendix letter stating that the pearls 'exhibit a remarkable size and weight (...) and are characterised by a highly matching drop shape'.

Ten reports dated 2015 and 2016 from the GIA Gemological Institute of America stating that the diamonds, weighing from approximately 2.01 to 1.00 carat, are D to F colour, IF to VS2 clarity. Please refer to the department for further details.