An exceptional 27.49 carats Type IIa diamond ring. Estimate CHF2,600,000 – CHF3,000,000 ($2,824,736 - $3,259,311). Photo Christie's Image Ltd 2015.
Set with a rectangular step-cut diamond, weighing approximately 27.49 carats, to the shield-shaped diamond shoulders, mounted in gold, ring size 4¼
Accompanied by report no. 11045499 dated 18 August 2014 from the GIA Gemological Institute of America stating that the diamond is D colour, SI1 clarity, and a Diamond Type Classification letter stating that the diamond is Type IIa
Provenance: Christie's New York, Magnificent Jewels, 10-11 April 2000, lot 528
Christie's. MAGNIFICENT JEWELS, 13 May 2015, Geneva