Patek Philippe pocket-watch

Patek Philippe
pocket-watch
at 1915
900/ooo silver-case, Form: Lucia
2-parts-enemal-dial with red minute- and seconde-figures
gold-plated bar-movement with 20 jewels
locking-wheel and crown-wheel with wolf-toothing, counter-weight-anchor
Anchor and Anchor-wheel stored with cap-jewels
big gold-screw-compensation-balance, Breguet-overcoil-balance-spring
curv-disc-precision-adjustment
Diamter of case: approx. 51,5mm
Total weight: approx. 100g