Patek Philippe. A fine 18K gold openface keyless lever watch with Guillaume balance and Bulletin d'Observatoire

SIGNED PATEK PHILIPPE & CIE., GENÈVE, RETAILED BY SHREVE, CRUMP & LOW CO., BOSTON, MOVEMENT NO. 129'663, CASE NO. 243'024, MANUFACTURED IN 1905

细节
Patek Philippe. A fine 18K gold openface keyless lever watch with Guillaume balance and Bulletin d'Observatoire
Signed Patek Philippe & Cie., Genève, retailed by Shreve, Crump & Low Co., Boston, movement no. 129'663, case no. 243'024, manufactured in 1905
Cal. 19''' nickel-finished Extra quality keyless lever movement numbered twice, 21 jewels, Guillaume balance with gold and platinum poising screws, swan neck regulator, diamond endstone, wolf's tooth winding, gold cuvette, white enamel dial, Breguet numerals, subsidiary seconds, plain circular case, hidden hinges, case and dial signed by maker, cuvette and movement signed by maker and retailer
49 mm. diam.

荣誉呈献

Dr. Nathalie Monbaron
Dr. Nathalie Monbaron

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拍品专文

With Patek Philippe Extract from the Archives confirming production of the present watch in 1905 and its subsequent sale on 30 July 1906. Furthermore delivered with a contemporary Patek Philippe presentation box.

According to the registers of the Geneva Observatory, the watch was presented to the category A contest in 1906 where it achieved the third prize with 230.7 points. Its movement was adjusted by the renowned precision adjuster C. Batifolier.

It is rare to find pocket watches by Patek Philippe with balance staff set with a diamond endstone instead of the more commonly used ruby endstone, a feature only found in movements of superior quality.