Important Watches, Collectors’ Wristw...

Hotel Noga Hilton, Nov 14, 2004

LOT 440

Patek, Philippe & Cie., Genève, No. 177516, case No. 408729, circa 1920. Very fine 18K gold, keyless ?EXTRA? pocket lever chronometer with Guillaume balance winner of the ?honorable Mention? at the 1922-23 Geneva Observatory Timing Contest.

CHF 10,000 - 15,000

EUR 6,500 - 10,000 / USD 8,000 - 12,000

C. Four-body, ?bassine?, polished, gold hinged cuvette. D. White enamel, radial Arabic numerals, outer minute divisions, subsidiary sunk seconds. Blued steel Breguet hands. M. 42 mm (19???), ?Extra?, maillechort, going barrel with safety click, 20 jewels, 8 adjustments, straight line calibrated lever escapement, anibal-brass Guillaume compensation balance with special alloy Breguet balance spring, ?swan-neck? micrometric regulator, punched twice with Seal of Geneva Quality mark. Signed on dial, case and movement. Diam. 50 mm.


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Grading System
Grade: AAA

Excellent

Case: 3

Good

Movement: 3*

Good

Overhaul recommended, at buyer's expense

Dial: 3 - 01