Lot 207. A diamond ring weighing approximately 13.10 carats, by Faraone. Estimate CHF 940,000 - CHF 1,400,000. Price realised CHF 1,685,000. © Christie's Image Ltd 2013

Set with a cut-cornered rectangular-cut diamond, weighing approximately 13.10 carats, to the baguette-cut diamond shoulders, mounted in platinum, 1961, ring size 5½, in wooden Faraone case. By Faraone

Accompanied by report no. 1152618874 dated 23 August 2013 from the GIA Gemological Institute of America stating that the diamond is D colour, VVS1 clarity, a working diagram indicating that the clarity of the diamond might be potentially Internally Flawless, and a Diamond Type Classification letter stating that the diamond is Type II.

Christie's. MAGNIFICENT JEWELS. Geneva, 12 November 2013