A large carved 'Longquan' celadon-glazed bowl. Ming Dynasty. photo courtesy Sotheby's

with steeply rounded sides radially fluted to form petal-shaped panels, the exterior crisply carved with lotus blossoms growing leafy stems beneath a keyfret border at the rim, the interior further carved with a central petal-lobed medallion enclosing a lotus spray within radiating petal-form panels of lotus florets, all under a rich green glaze; diameter 13 in., 33 cm - Estimate 20,000 - 30,000 USD

NOTE: A similar bowl but with different borders from J.T. Tai &Co. sold at Christie's New York, March 30th 2005, lot 332. Compare also a bowl from the Topkapi Saray Museum illustrated by Regina Krahl, Chinese Ceramics in the Topkapi Saray Museum, Istanbul, vol. I, London, 1986, no. 493.

A celadon tripod censer. Ming Dynasty, 16th century. photo courtesy Sotheby's

the robustly potted bombé sides, decorated with a wide band of cash motif between narrow bands of bosses and a keyfret border below the galleried rim, the sides applied with rope-twist loop handles, raised on three mask feet, all under a rich blue-green save for the central well and the base burnt orange in the firing, together with a domed silver reticulated cover worked withnumerous chrysanthemum florets; diameter 7 1/2 in., 19 cm - Estimate 15,000 - 20,000 USD

A molded celadon -glazed bowl. Ming Dynasty. photo courtesy Sotheby's

the deep rounded sides resting on a straight foot to a slightly everted rim, the interior divided into eight trapezoidal panels featuring fish on a ground of waves radiating from a central flower, covered overall with a greenish-yellow glaze suffused with bubbles; diameter 6 7/8 in., 7.5 cm - Estimate 10,000 - 15,000 USD

A carved 'Longquan' celadon dish. Yuan-Ming Dynasty. photo courtesy Sotheby's

well carved with an octafoil medallion enclosing a lotus sprig, encircled by a wide band of meandering lotus scrolls with a matching band to the exterior, rising to a flared rim with a further scroll band, all under a thick bubble suffused blue-green glaze; diameter 15 1/4 in., 38.5 cm - Estimate 6,000 - 9,000 USD

A carved 'Longquan' celadon dish. Ming Dynasty. photo courtesy Sotheby's

the shallow sides rising to an everted rim, the center impressed with a peony spray medallion, the fully open flower enclosed by foliage, the sides freely carved with a floral meander, applied with a glaze of pale olive tone, the base partially glazed; diameter 10 1/2 in., 26 cm - Estimate 4,000 - 6,000 USD

PROVENANCE: Collection of Fritz Low-Beer, New York.

Sotheby's. Fine Ceramics and works of Art. 15 Sept 2010. New York www.sothebys.com