PATEK PHILIPPE SOLAR CLOCK
ORIGINAL BOX & CERTIFICATE
Patek Philippe, Genève, case No. 966, movement No. 873425,
Ref. 902.50. Made in the 1960s.
Fine and rare, solar-powered gilt-brass table clock with solar
powered electric winding system. Accompanied by the original
Patek Philippe fitted box and Certificate of Origin.
Gilt-brass, brushed, 4 square columns, top with solar cells,
hinged back door.
Matte silver with painted black baton indexes. Gilt circle
and baton hands.
Based on a 17``` Gondolo keyless mechanical movement,
29 jewels, straight-line lever escapement, Gyromax balance
adjusted to heat, cold and 1 position, free-sprung Breguet
balance spring, solar-powered with lithium battery back-up,
driving a winding train which replaces the barrel spring.