PATEK PHILIPPE | A YELLOW GOLD OPEN FACED PERPETUAL CALENDAR SPLIT SECONDS CHRONOGRAPH MINUTE REPEATING WATCH WITH MOON PHASES MADE IN 1918

Dial: silvered Caliber: 19'" ligne movement, 35 jewelsMovement number: 174888Case: 18k yellow gold, cuvette, concealed hinge case backCase number: 405494Size: diameter 54 mmSigned: case, cuvette, dial and movementAccessories: Patek Philippe Extract from the Archives confirming the year of manufacture in 1918 and sale on August 21, 1922, three leather cases and a pouch