Patek Philippe Chronograph Pocket watch

Patek Philippe & Cie pocket chronograph in 18K yellow gold, circa 1910. Round 49 mm case, white enamel dial with Arabic numerals, Louis XV hands, subsidiary seconds and chronograph minute counter. Manual-winding movement, signed and numbered; case signed and numbered. Inner dust cover engraved “P. Granvarlet – 9 January 1913”. Gross weight: 108.6 g.