Diamond Necklace. Photo Tiancheng International

The riviére necklace composed of seventy-seven graduated brilliant-cut diamonds together weighing 37.88 carats, mounted in 18 karat white gold, length approximately 380mm. Estimate: HK$900,000 - 1,300,000 (US$115,000 - 168,000). Sold for HK$1,014,800 

Accompanied by GIA reports, stating that the diamonds ranging from 1.01 to 0.23 carat are D to E colour, IF to SI2 clarity; also accompanied by twenty-three gem reports stating that the diamonds ranging from 1.00 to 0.50 carats are D to E colour, VS2 to SI2 clarity.

Tiancheng International. Jewelry and Jadeite.8 june 2014 - http://www.tianchengauction.com/