Lot 3687. A Tianhuang 'Dragon' seal, Qing dynasty; 8 by 2.6 by 2.1 cm., 3 1/8  by 1 by 1 3/4  in., weight 100 gr. Estimate 700,000 — 900,000 HKD. Lot sold 875,000. ©  Sotheby's

of upright rectangular section, carved around the sides with a ferocious dragon writhing sinuously chasing a flaming pearl amidst ruyi-shaped clouds, the stone of a rich golden amber colour with characteristic veins, the seal face carved in positive script with four characters reading Meiyi yannian ('a postive attitude lengthens one's lifespan').

Provenance: Sotheby's London, 14th November 2000, lot 174.

Sotheby's. Important Chinese Works of Art, Hong Kong, 07 april 2015