Lot 520. A ‘Jun’ bowl, Jin-Yuan dynasty (1115-1368); diameter 7 1/8 in., 18.1 cm. Estimate 6,000 — 8,000 USD. Lot sold 20,000 USD. Courtesy Sotheby's.

with rounded sides covered in a mottled and bubble suffused light blue glaze and a single dark gray-blue splash on the inside well.

Provenance: Sotheby's London, 11th December 1990, lot 214.

Sotheby's. Harmony of Form, Serenity of Color: A Private Collection of 'Song' Ceramics, New York, 23 march 2011