Lot 96. A pair of 5.25 and 5.07 carats D colour, Internally Flawless clarity, Type IIa diamond earrings. Estimate CHF680,000 – CHF1,000,000 ($699,318 - $1,028,409). Photo Christie's Image Ltd 2016

Each detachable pendant set with a marquise-cut diamond and a pear-shaped diamond, weighing approximately 5.25 and 5.07 carats, to the circular and marquise-cut flowerhead cluster surmount, 1968, 4.5 cm, mounted in platinum and gold. Surmounts by Harry Winston, no. 6249

Accompanied by reports nos. 2115104916 and 1162362542 dated 28 and 15 July 2014 from the GIA Gemological Institute of America stating that both diamonds are D colour, Internally Flawless clarity; and two Diamond Type Classification letters stating that both diamonds have been determined to be Type IIa. 

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