WHITE AND SPINACH GREEN JADE PLAQUES INSET CLOCK RETAILED BY YAMANAKA THE WHITE JADE PLAQUE 18TH-19TH CENTURY, THE CLOCK RETAILED BY YAMANAKA, CIRCA 1920S 「山中商會」一九二零年代出品 清代白玉透雕底座 帶鎏金銀及雕紅瑪瑙飾 嵌碧玉座臺鐘 comprising a base transformed from a high quality Chinese 'mutton fat' white jade pendant reticulately carved with happy marriage and bat motifs, supporting an art deco spinach green jade desk clock, mounted with high quality 8-day Swiss movement by Lugrin, further decorated with a red carnelian dog looking at the clock and silver gilt mounts, stamped on the feet 'STERLING 04636-2' and 'YAMANAKA (Yamanaka Shokai)' (base: 13cm wide; clock: 9.25cm wide) Qty: (1) Provenance: Private English collection, Devon Note: Yamanaka Shokai, were Japan's leading antiques and jewellery dealers in the early 20th century, with shops in Paris, New York, and London. They sourced exceptional quality antique jade from China in the early 20th century, often integrating pieces into boxes, desk pieces, etc., all of the finest quality, and supplied exhibits for the Japan-Britain Exhibition in 1910. Two Chinese style silvered metal mounted jade clocks, one of a vase and the other of portico mantel clock form, both retailed by Yamanaka New York and sold at Sotheby's New York, 24 October 2012, lot 187 and 188. Another silver gilt-mounted pale celadon jade cup and stand, with Chinese jade dated to the 19th century and retailed by Yamanaka, was sold at Christie's London, 12 May 2017, lot 447.