A diamond pendent necklace set with a heart-shaped diamond, weighing 15.02 carats

Suspended by a briolette-cut diamond and fine-link chain, adjustable length from 40.0 to 45.0 cm long
Accompanied by report No. 16860678 dated 20 February 2008 from the Gemological Institute of America (GIA) stating that the diamond is D colour, VS1 clarity

Estimate: £610,000 - £650,000 ($1,192,550 - $1,270,750)

Christie's London. Jewels - The London Sale. 11 june 2008