Swiss pocket watch with retrograde perpetual calendar Circa 1860

Gold hunter case pocket watch
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An extremely rare early gold full hunting case pocket watch with retrograde perpetual calendar formerly part of the  Sandberg Collection, made for the Indian market probably Le Coultre in Genève, Switzerland, circa 1860. The full hunter case with the shape of a waterdrop is crafted from 18 Carat gold, is engine turned on both sides and its central part is coin edged. The white enamel dial has a screwed retrograde dial for the months at eight o’clock, an additional dial at four o’clock for the seconds and a small scale for the day of the month numbers just above the day of the week window at twelve o’clock and Breguet steel hands. The bridge movement has an anchor escapement and key winder openings. The dust cover is signed.
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Diameter: 48 mm
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Weight: 104 g
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Signed: Charles Nephew & C^o , Calcutta
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Under the dial of this extremely rare watch is a very early perpetual calendar based on LeCoultre’s patent, taking into account the length of the months. The watch was part of the famous “Sandberg collection” and was auctioned in Geneva in 2001. The watch comes with the original certificate from the sale of the “Sandberg Collection” in Geneva in 2001, at that time sold for 10.000 Swiss francs!