Swiss marine lever chronometer with centre seconds Circa 1970

Marine lever chronometer with an electric remontoire
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A fine mahogany brass bound marine lever chronometer with centre seconds and electric ‘remontoire’. Made by Ulysse Nardin, Le Locle, Switzerland, circa 1970. Mahogany three tier case with brass bound corners and folding handles, middle section with brass signature plaque and gimballed brass bowl with machined edge bezel.
White painted dial with radial Roman numerals, outer minute track and blued steel spade hands. Movement with 21 jewels, 21,600 AH, battery powered ‘remontoire’, straight-line lever escapement, monometallic balance, self compensating flat balance spring, shock absorber, micrometre regulator and a perspex cover.
Dial, case and movement signed.
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Dimensions: 15 cm square
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Signed: Ulysse Nardin