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Eterna 1158H

Features
automatic (bumper)
sweep second

Data
12.25''', Dm=Do= 27.4mm
H= 5.75mm
F= 1.6mm
T= 2.1mm
19/21 jewels
f = 18000 A/h
power reserve 42h

Balance staff U1965

Stem W2061 (replacement W1161)

Mainspring / battery
1.50 x 9.5 x 0.10mm

Hands
1.50 x 0.90 x 0.21mm

Comments about the data

Remarks
1945-1948
first family with direct sweep second

family/generations:
manual wind:
1078: 10.5'''
1079: 11.5'''
bumper automatic:
1158: 12.25'''
1159: 13'''
rotor automatic, without/with date:
1247/1237: 12.5'''
1248/----: 11.5'''
1249/1239: 13''', rotor like 13.5'''
1253/1243: 13''', rotor like 12.5'''
1254/1246: 13.5'''

Example, year: signature; shock device
1948: 3367741, Eterna Automatic, Brevete; Eterna-H

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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