Hampden Model 5 Wm.McKinley Movement Specifications, Beat Rate & Dimensions
Original Horological Blueprint • Hampden Watch Company Hampden Model 5 Wm.McKinley Architecture
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Technical Caliber Datasheet
Manufacturer
Hampden
Caliber Reference
Hampden Model 5 Wm.McKinley
Movement Type
Manual
Diameter (Lignes)
—
Diameter (mm)
43.15 mm
Height / Thickness
6.8 mm
Jewel Count
21 Jewels
Beat Rate / Frequency
18,000 BPH
Lift Angle
51°
Power Reserve
38 hours
Escapement
Swiss Lever
Production Period
1913
Historical Reference & Restoration Notes
The Hampden Model 5 Wm.McKinley is a celebrated example of vintage precision engineering. Featuring 21 jewels and operating at 18,000 BPH, surviving examples are prized by collectors and restorers. For further technical reference on vintage watch movements, consult the NAWCC horological library.