Movement
Calibre 37.9
← Back to all Calibres1937? – 1937?
Lignes
16.75 ‴
Mounting Diameter
37.9 mm
Thickness
5.2 mm
Frequency (vph)
18,000 vph
Jewels
15
Power Reserve
38 hrs
Hand Sizes
1.70, 0.90, 0.26
Complication
Subsidiary Seconds
Power
Manual
Shape
Round
Size
Pocket
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Technical Diagram
Notes
Pocket Watch Movement, 15 or 17 jewels