Jadeite and Diamond Ring. Photo courtesy Tiancheng International Auctioneer Limited The rich green translucent jadeite carved as a lotus leaf, decorated with collet-set rose-cut diamond dews, adorned with a yellow gold poised frog. Mounted in 18 karat...

A rhinoceros horn 'Lotus Leaf' libation cup. Qing dynasty, 17th-18th century. Photo Sotheby's carved in delicate detail as a bundle of reeds, lotus leaves and blossoms, one large leaf with characteristic veining on the interior and exterior forming the...

A rhinoceros horn 'Lotus Leaf' libation cup. Qing dynasty, 17th18th century. Photo Sotheby"s carved in delicate detail as a bundle of reeds, lotus leaves and blossoms, one large leaf with characteristic veining on the interior and exterior forming the...

A Magnificent Rhinoceros Horn Libation Cup With Hawks, Signed You Kan. Qing Dynasty, 17th-18th Century. Photo Sotheby's the tall horn superbly carved in high relief as a pair of hawks by a gnarled tree with branches growing from the sides of a mountain...