Whether used in 19th-century foliate designs or contemporary minimalist solitaire settings, emeralds offer radiant color and allure no matter the type of jewel. Sotheby's Magnificent Jewels and Jadeite auction on 3 October in Hong Kong offers more than 30 dazzling emerald lots by makers including Van Cleef & Arpels, Cartier, Bulgari and Boucheron. Ahead, discover six glamorous stand-outs. (點此閱讀中文)