Swiss steel lever deck watch with power reserve Circa 1960

Large deck watch by Ulysse Nardin
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A fine large Swiss lever deck watch with power reserve indication in a stainless steel case with deck box, circa 1960. Keyless gilt bar movement with going barrel. Plain cock with polished steel micrometre regulator. Guillaume compensation balance with blue steel overcoil hairspring. Club foot lever escapement, escape pivots with end stones. An additional mechanism to allow the watch to be used as a master timekeeper, the jewelled detent acting on a slotted wheel mounted on the escape wheel pinion. Signed and numbered silvered dial with subsidiaries for seconds and power reserve, Roman numerals and blue steel hands. Large stainless steel case with electrical contact in the band. Clip 0on cuvette and bezel. Plain screw on back with Nardin makers mark. Signed and numbered three tier mahogany deck box with sprung electrical contacts and circuitry under the mahogany cover. Rating certificate from October 1961 indicating the watch has been set to sidereal time.
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Diameter: 65 mm
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Signed: Ulysse Nardin Chronometre Locle Swiss
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A fine Swiss deck watch complete with its mahogany box and the additional complication of the electrical mechanism for use as a master timekeeper.