A pair of diamond ear pendants and a diamond ring

A pair of 6.09 and 5.89 carats Type IIa diamond ear pendants and a 9.58 carats diamond ring© Christie's Image Ltd 2015.

pair of diamond ear pendants

Lot 2106A pair of 6.09 and 5.89 carats Type IIa diamond ear pendants. Estimate HK$9,500,000 – HK$15,000,000 ($1,200,000-1,900,000)Price realised 13,240,000. © Christie's Image Ltd 2015.

Each set with a brilliant-cut diamond weighing 6.09 and 5.89 carats, to the brilliant-cut diamond hook, mounted in 18k white gold, 3.1 cm long

Accompanied by two reports nos. 5151919565 and 5161015264 dated 8 April 2014 and 31 March 2014 from the Gemological Institute of America stating that the 6.09 and 5.89 carat diamonds are D colour, internally flawless clarity, with excellent cut, polish and symmetry

Also accompanied by two supplemental letters from the Gemological Institute of America stating the 6.09 and 5.89 carat diamonds have been determined to be type IIa. Type IIa diamonds are the most chemically pure type of diamond and often have exceptional optical transparency. Type IIa diamonds were first identified as originating from India (particularly from the Golconda region) but have since been recovered in all major diamond-producing regions of the world. Among famous gem diamonds, the 530.20 carat Cullinan I and the 105.60 carat Koh-i-noor, are examples of Type IIa

A diamond ring

A 9.58 carats diamond ringEstimate HK$8,000,000 – HK$12,000,000 ($1,000,000-1,500,000). Unsold. © Christie's Image Ltd 2015.

Set with a brilliant-cut diamond weighing approximately 9.58 carats, to the similarly-cut diamond gallery and hoop, mounted in 18k white gold, ring size 6

Accompanied by report no. 2165718335 dated 29 October 2014 from the Gemological Institute of America stating that the 9.58 carat diamond is D colour, internally flawless clarity, with excellent cut, polish and symmetry

Christie's. HONG KONG MAGNIFICENT JEWELS, 2 June 2015, Hong Kong