A pair of conch pearl and diamond earrings. Photo Bonhams

Each surmount set with a white and pink conch pearl and brilliant-cut diamonds, terminating in a light pink conch pearl drop, within a pear-shaped border of similarly-cut diamonds, mounted in platinum and 18k white gold, earring length 6.1cm. Sold for HK$ 240,000 (€23,207)

Bonhams. Fine Jewellery and Jadeite and Modern Wristwatches Hong Kong, JW Marriott Hotel, 28 May 2010