Rare American two day going marine chronometer Circa 1950

Unusual marine chronometer by Max Low Inc. 
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An unusual, rare American two day going marine chronometer with 24 hour dial, 56 hour power reserve sector and half second/10 second electrical impulse for regulating slave timepieces, circa 1950. Brass full plate movement, 13 jewels, ring turned pillars secured by screws, oeil-de-perdrix decoration, fusee and chain, Harrison’s maintaining power, Earnshaw springdetent escapement, cut bimetallic compensation balance with two circular mean time weights and two temperature nuts, freesprung helical balance spring with outer terminal curves. Silvered dial, outer track graduated for minutes and 24 hours, aperture at 6 to view the seconds wheel and electrical contacts, up-and-down indicator at 12 and original blued spade hands. Ebonized hardwood box and bakelite with aluminium corners, aluminium bowl, held in place by black foam. Dial and case numbered and signed M. Low Inc., movement numbered and signed Thomas Mercer and numbered.
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Height: 21 cm
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Width: 21 cm
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Depth: 15 cm
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Signed: M. Low Inc.