Large Swiss brass marine watch with power reserve Circa 1945

Brass marine watch in original mahogany box
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A fine and rare Swiss, two day going, marine lever chronometer with power reserve indication, and electrical contact breakers, in the original three tier mahogany box, circa 1945. Brass bowl with threaded glazed bezel fixed inside centre section of the box, lower part with electrical connections, left side with electrical outlet. Silvered matte dial, radial Roman hour numerals, outer minute track, subsidiary seconds dial at 6 o’clock with Arabic 10 second numerals, power reserve indication below 12 o’clock. Blued steel spade hands. A frosted gilt brass movement, cylindrical pillars secured by screws, 18 jewels, fusee and chain, straight line lever escapement, bi metallic compensation balance with blued steel Breguet balance spring, patented cam type micrometer regulator.
Dial, case and movement signed.
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Diameter: 80 mm
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Box: 127 x 127 x 80 mm
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Signed: Ulysse Nardin  Locle