37.9

1937? – 1937?

Specifications

Lignes16.75 ‴
Mounting Diameter37.9
Thickness5.2
Frequency (vph)18,000
Jewels15
Power Reserve38
Hand Sizes1.70, 0.90, 0.26
PowerManual
ShapeRound
SizePocket

Notes

Pocket Watch Movement, 15 or 17 jewels

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