Patek Philippe. A very fine and rare 18K gold openface keyless lever watch with Guillaume balance, original Bulletin de Marche, certificate, bills and box
Patek Philippe. A very fine and rare 18K gold openface keyless lever watch with Guillaume balance, original Bulletin de Marche, certificate, bills and box

SIGNED PATEK PHILIPPE & CIE., GENEVA, SWITZERLAND, MOVEMENT NUMBERED TWICE 177'515, CASE NO. 407'616, MANUFACTURED IN 1919

Details
Patek Philippe. A very fine and rare 18K gold openface keyless lever watch with Guillaume balance, original Bulletin de Marche, certificate, bills and box
Signed Patek Philippe & Cie., Geneva, Switzerland, movement numbered twice 177'515, case no. 407'616, manufactured in 1919
Cal. 19''' nickel-finished Extra quality keyless lever movement numbered twice and stamped twice with the Geneva seal, 20 jewels, large Guillaume balance with gold screws, micrometer regulator, wolf's tooth winding, gold cuvette with engraved inscription Awarded Honourable Mention Geneva Astronomical Observatory Timing Contest 1920-1921, the white enamel dial with Breguet numerals, blued steel spade hands, subsidiary seconds, in plain circular case with hidden hinges, case, cuvette, dial and movement signed
50 mm. diam.

Lot Essay

Accompanied by Observatoire de Genève Epreuves de 1re Classe Bulletin de Marche, Patek Philippe Certificat d'Origine & de Garantie and Extract from the Archives confirming production of the present watch in 1919 and its subsequent sale on 24 November 1921. It also states that the Geneva Observatory rating certificate was obtained on 7 January 1921. Furthermore delivered with the original sales invoice and receipts for the amount of US$ 320, dated June 1926, original envelopes and presentation box numbered 177'515.

The movements of Patek Philippe's watches participating at Observatory Timing Contests were numbered twice.

According to the Bulletin de Marche, this watch was presented at the First Class contest for pocket and deck chronometers on 5 January 1921. It was adjusted and prepared by the renowned precision adjuster, Mr. C. Batifolier.

More from Important Pocketwatches and Wristwatches

View All
View All