Patek Philippe. An aluminium electronic marine chronometer with jumping centre seconds and box

Patek Philippe. An aluminium electronic marine chronometer with jumping centre seconds and box
Signed Patek Philippe, Genève, Naviquartz, Ref. E1200, movement no. 710'646, manufactured in 1972
Quartz movement with jumping seconds hand, inner Arabic hour indication, white Arabic seconds indication to the outer raised chapter ring, sweep centre seconds, in black painted cast metal case with chromium plated bezel, hinged stand to the reverse, all set within a hinged mahogany deck box, case, dial and movement signed
140 mm. wide & 200 mm. overall length