A RUSSET AND BROWN JADE NOTCHED DISC, XUANJI, LATE NEOLITHIC TO SHANG DYNASTYPublished: Friedrich Georg Zeileis, Ausgewählte Chinesische Jade aus Sieben Jahrtausenden (selected Chinese jades from seven millennia), 1994, pages 80-81, no. 64.China, c. 3000-1000 BC. The exterior rim carved as three arcs, each rising to a point and carved with raised teeth, the interior with a plain circle. The stone of a beautiful russet and honey-brown tone with dark veins.Provenance: A private collection in San Francisco, USA, 1980s. Friedrich Georg Zeileis, acquired from the above. Dr. Friedrich Georg Zeileis (b. 1939) is a retired physician who built an important collection of ancient Chinese jades and bronzes. He was also a pianist andposer, and published several books, as well as catalogs of his substantial art collections, including fine Chinese jades and bronzes.Condition: Conditionmensurate with age. Old wear and tiny nibbles. The stone with natural fissures, some of which have developed into small cracks over time, with associated old fills.Weight: 58.8 gDimensions: Diameter 9.7 cm (at the widest points)Literatureparison:Compare a related jade xuanji, 11.3 cm wide, dated Neolithic or Shang, 15th-10th century BC, in the British Museum, registration number 2022,3034.82, illustrated by Jessica Rawson, Chinese Jade from the Neolithic to the Qing, 1995, cat. no. 8.1.pare a related jade xuanji, 13.9 cm diameter, dated to the Shandong or Henan Longshan culture, c. 2300-1700 BC, in the Museum of East Asian Art, Bath, record number 589.pare a related jade notched disc, 15.6 cm diameter, in the Metropolitan Museum of Art, accession number 27.15.Auction resultparison:Type: Closely relatedAuction: Sotheby’s New York, 18 March 2014, lot 123Price: USD 75,000 or approx.EUR 85,500 converted and adjusted for inflation at the time of writingDescription: A jade ritual notched disc (xuanji), Neolithic periodExpert remark: Note the significantly larger size (18.5 cm)Auction resultparison:Type: Closely relatedAuction: Christie’s New York, 23 September 2022, lot 822Price: USD 18,900 or approx.EUR 17,500 converted and adjusted for inflation at the time of writingDescription: A rare pale green and beigish-brown jade notched disc, Northwest China, late Neolithic period-early Bronze Age, 3rd-2nd millennium BCExpert remark: Note the similar size (11.5 cm)Auction resultparison:Type: Closely relatedAuction: Christie’s Hong Kong, 28 November 2018, lot 2709Price: HKD 1,000.000 or approx.EUR 137,500 converted and adjusted for inflation at the time of writingDescription: A Celadon Jade Notched Disc, YabiExpert remark: Note the slightly larger size (13 cm)新石器時代末至商代玉璇璣中國，公元前約3000-1000年。璇璣為扁薄體，近似圓形，光素無紋。中部一大圓孔，內緣規整，外緣為三個同方向旋轉的凸脊，間距相等，每脊間各有兩組分別三個齒狀鉏牙，鉏牙皆排列規整，保存完好。美麗的赤褐色和蜜棕色調玉石，