Diamond ring. Photo courtesy Tiancheng International Auctioneer Limited

Set with three diamond florets, each set with an emerald-cut diamond within an oval-shaped rose-cut diamond surround, decorated with a brilliant-cut diamond extendingto the shank. Diamonds together weighing approximately 5.60 carats. Mounted in 18 karat white gold. Ring size: 6 3/4. Estimate US$11,000 - 16,000

Tiancheng International Auctioneer Limited. SPRING AUCTION 2013 JEWELLERY AND JADEITE. 15 Jun · 3 pm. Hong Kong Headquarters 30/F Bank of China Tower 1 Garden Road, Central Hong Kong http://www.tianchengauction.com/