A JADE BRUSH WASHER, 18TH CENTURYChina. The stone is of opaque creamy-white color with a russet skin. Fine patina.Provenance: From the private collection of architect Nick Troubetzkoy, founder of the Jade Mountain resorts, and descendant of the Troubetzkoy noble family from Ruthenia, which like many other princely houses of the Grand Duchy of Lithuania were prominent in Russian history, science and arts. They descend from Demetrius Starshy I (1327 - 1399).Condition: Excellent condition with minor old wear and few natural flaws in the mineral.Weight: 495.6 grams.Dimensions: Length is 14.5 cm.The deep washer is carved as a single lotus leaf borne on a massive stem that issues at the base. It is sided by further stems that bear smaller lotus flowers and grasses, which extend around the sides and up towards the rim, cleverly serving there as the brush rests. Inside the vessel sits a lurking frog with bulging eyes.Compare with a related washer at Christie’s New York ‘Fine Chinese Ceramics and Works of Art’ sale on March 22nd-23rd, 2012, lot 1947, and another related washer at Sotheby’s London ‘IMPORTANT CHINESE ART’ sale, November 11th, 2015, lot 50.十八世紀玉雕筆洗中國。不透明乳白色玉，帶褐色皮。包漿良好。來源：建築師 Nick Troubetzkoy私人收藏，他是 Jade Mountain resorts豪華賓館的創始人，來自魯塞尼亞Troubetzkoy 家族的後裔，就像很多立陶宛大公國裏很多王室後裔一般重要。是Demetrius Starshy I (1327 - 1399)的後代。品相：品相極好，輕微舊磨損和些微天然肌理裂縫。重量：495.6 克尺寸：長 14.5 厘米