Swiss electronic center seconds chronometer Circa 1970

Naviquartz deck chronometer
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A fine electronic Naviquartz chronometer with center seconds made by Patek Philippe in Geneva, Switzerland, circa 1970s. Accompanied by the original fitted mahogany box and tag. Cast and painted metal case with a gilt bezel, battery compartments with screw down covers and a folding stand. The ivory coloured dial with Roman hour numerals, outer minute divisions and black Breguet hands. The electronic movement with a battery operated quartz standardization.
Dial, case and movement signed.
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Dimensions: 23 x 17 cm
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Signed: Patek Philippe Genève