Swiss deck watch with power reserve indication Circa 1885

Large brass deck watch by James Murset
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A rare Swiss observation chronometer with a 36-hour power reserve display, circa 1885. This watch comes in a mahogany deck box. It features a silver-plated dial with Roman radial hour markers, outer minute markers, a subsidiary second dial, a 36-hour power reserve display and spade-shaped hands. The watch houses a plant brass movement that measures 61mm and is equipped with a Thomas Earnshaw spring detent escapement, along with a bimetallic chronometer balance with four screws and two weights.
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Dimensions box: 130 x 70 x 120 mm
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Diameter: 61 mm
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Signed: James Murset
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This interesting item has been signed by James Murset, whose work is hardly known. James Murset occasionally appears on Albert H. Potter watches with the signature James Murset, Horloger – Régleur. The Swiss watchmaker Louis James Murset was born on March 7, 1865, in Diesse near Biel. He probably lived in Besançon since his two children were born there. However, the exact date of Murset’s death is not yet known.