细节
Patek Philippe. A fine and rare 18K gold openface minute repeating keyless lever split seconds chronograph watch with 30 minutes register and original box
Signed Patek Philippe & Co., Geneva, Switzerland, movement no. 174'803, case no. 408'240, manufactured in 1917
Cal. 17''' nickel-finished lever movement, 40 jewels, bimetallic compensation balance, swan neck regulator, wolf's tooth winding, repeating on two polished steel hammers onto two gongs, gold cuvette, the champagne dial with Arabic numerals, blued steel spade hands, outer railway five minute divisions, two subsidiary dials indicating 30 minutes register and constant seconds, in plain circular case with hidden hinges, repeating and chronograph locking slides in the band, split seconds chronograph buttons in the band and in the crown, case, cuvette, dial and movement signed
48 mm. diam.