Lot 2061. An impressive 5.79 carats Kashmir cushion-shaped sapphire and 5.01 carats, E colour, VS1 clarity cushion-shaped diamond, by Bulgari. Estimate HK$7,000,000 – HK$9,000,000 (US$900,000-1,150,000). Photo Christie's Image Ltd 2016.

Designed as a crossover ring, each terminal set with a cushion-shaped sapphire, weighing approximately 5.79 carats, and a cushion-shaped diamond, weighing approximately 5.01 carats, joined to the baguette-cut diamond quarter-hoop, mounted in platinum and gold, ring size 5. Signed Bulgari

Accompanied by report no. 11038174 dated 29 March 2011 from the Gübelin GemLab stating that the sapphire is of Kashmir origin, with no indications of heating 

Report no. 53812 dated 8 May 2009 from the SSEF Swiss Gemmological Institute stating that the sapphire is of Kashmir origin, with no indications of heating

Report no. 2121273145 dated 18 June 2010 from the Gemological Institute of America stating that the diamond is E colour, VS1 clarity

Please note that the reports are more than 5 years old and might require an update

Christie's. HONG KONG MAGNIFICENT JEWELS, 31 May 2016, Convention Hall