Swiss brass chronometer with 36 hour power reserve Circa 1920

Deck chronometer
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A Swiss brass keyless marine chronometer with 36 hour power reserve made by Longines, circa 1920. The mounted bowl with a winding crown at 12 o’clock. Silver dial with Arabic hour numerals, outer minute track, subsidiary seconds at 6 o’clock and one horological complication, to wit, 36 hour power reserve indication and blued steel syringe hands. Movement with lever escapement. Dial, case and movement are signed.
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Diameter: 92 mm
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Dimensions box: 108 x 155 x 153 mm
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Signed: Longines  Saint-Imier
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Accompanied by the original mahogany wooden box with leather webbing.