A pair of ruby and diamond earrings, by Bulgari. Photo Christie's Image Ltd 2014

The central oval and circular-cut ruby foliate cluster with brilliant-cut diamond accents, to the baguette-cut diamond and ruby undulating surround, mounted in platinum and 18k white gold, 2.9 cm long. Signed Bulgari (2). Estimate HK$300,000 – HK$500,000 ($38,884 - $64,806)

Christie's. HONG KONG MAGNIFICENT JEWELS, 27 May 2014, Convention Hall - http://www.christies.com/