China, c. 1200-1050 BC. Of circular form, the central aperture carved with a rounded rim projecting from both sides of the flat disc. The dark green stone covered in opaque white calcification. (2)

Provenance: Paolo Bertuzzi (1943-2022) was a fashion stylist from Bologna, Italy. He was the son of Enrichetta Bertuzzi, founder of Hettabretz, a noted Italian fashion company with customers such as the Rothschild family, Audrey Hepburn, and Elizabeth Taylor. Paolo Bertuzzi later took over his mother’s business and designed exclusive pieces, some of which were exhibited in the Costume Institute of the Metropolitan Museum in New York, USA. He was also an avid collector of antiques for more than 60 years. His collection includes both archaic and contemporary art, and he edited two important books about Asian art, Goa Made - An Archaeological Discovery, about a large-scale archaeological project carried out with the Italian and Indonesian governments, and Majapahit, Masterpieces from a Forgotten Kingdom.
Condition: Good condition with old wear, signs of weathering and erosion, white calcification overall, and small chips to the rims which have smoothened over time. The stones with natural fissures.

Weight: 42.4 g and 40 g
Dimensions: Diameter 10.6 cm and 10.9 cm

Literature comparison:
Compare a closely related jade bi disk with collar, dated to the late Shang dynasty, 1200-1050 BC, in the British Museum, registration number 1937,0416.252.

Auction result comparison:
Type: Closely related
Auction: Sotheby’s New York, 18 March 2014, lot 133
Estimate: USD 20,000 or approx. EUR 24,000 converted and adjusted for inflation at the time of writing
Description: A jade collared disc (bi), Shang dynasty
Expert remark: Compare the closely related form with a similar rounded collar. Note the slightly larger size (16 cm) and different color.

Auction result comparison:
Type: Closely related
Auction: Sotheby’s New York, 23 September 2020, lot 573
Price: USD 15,120 or approx. EUR 17,000 converted and adjusted for inflation at the time of writing
Description: A jade disc, Shang dynasty
Expert remark: Compare the closely related form, collar, and size (10.7 cm). Note the different color.



商末一對玉璧
中國，公元前1200-1050 年。扁圓，中心孔刻有圓形邊緣。深綠色的石料覆蓋著不透明的白色鈣化物。

來源：Paolo Bertuzzi (1943-2022年) 收藏。Paolo Bertuzzi是來自義大利博洛尼亞的時尚造型師。他是 Hettabretz 的創始人 Enrichetta Bertuzzi 的兒子，Hettabretz 是一家著名的義大利時裝公司，客戶包括羅斯柴爾德家族、奧黛麗赫本和伊麗莎白泰勒。Paolo Bertuzzi 後來接手了他母親的生意並設計了獨家作品，其中一些作品在美國紐約大都會博物館服裝學院展出。六十多年來，他還是一位狂熱的古董收藏家。他的收藏包括古代和當代藝術，他編輯了兩本關於亞洲藝術的重要書籍，《Goa Made - An Archaeological Discovery》-關於義大利和印度尼西亞政府合作的大規模考古項目，以及《滿者伯夷-來自被遺忘王國的傑作》。
品相：狀況良好，有磨損、風化和侵蝕的跡象，整體鈣化呈白色，邊緣有小缺口，隨著時間的推移已經變得光滑。石料有天然裂縫。

重量：分別爲42.4 克與40 克
尺寸：直徑10.6 厘米與10.9 厘米

文獻比較：
比較一件非常相近的公元前1200-1050年商代晚期玉凸唇璧，收藏於大英博物館，館藏編號1937,0416.252。

拍賣結果比較：
形制：非常相近
拍賣：紐約蘇富比，2014年3月18日，lot 133
估價：USD 20,000（相當於今日EUR 24,000）
描述：商玉凸唇壁
專家評論：比較非常相近的外形和相似的凸唇。請注意尺寸(16 厘米) 稍大和不同顏色。

拍賣結果比較：
形制：非常相近
拍賣：紐約蘇富比，2020年9月23日，lot 573
價格：USD 15,120（相當於今日EUR 17,000）
描述：商玉環
專家評論：比較非常相近的外形、凸唇和尺寸(10.7 厘米)。請注意不同顏色。