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View picture in original size
Fig. 1

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Fig. 2

View picture in original size
Fig. 3

Gruen 370 Curvex

Features
manual wind
sub second

Data
8.75 x 10.25''', Dm= 19.6 x 22.95mm
H= 5.2mm
17 jewels
f = 18000 A/h
power reserve 36h

Balance staff U1952

Stem W2190

Mainspring / battery
Zf348, 1.00 x 9.0 x 0.11 x 260mm

Hands
1.22 x 0.66 / 0.16mm

Comments about the data

Remarks
1948-1954
Breguet hairspring

Example, year: signature; shock device
ca. 1950: 0429784, GXC, Gruen Watch Co, Precision, Curvex Pat., Switzerland, 17 Jewels

Not for Sale!
The movements presented in this caliber finder are not for sale. This is only a data sheet for identification and evaluation of the movement calibre, as well as for approximate dating.

bidfun-db 21.3 © 02-08-15, mtr-Ranfft


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