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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Ebosa 71

Features
stem wind and pin set
sub second

Data
16''', Dm= 36.1mm, Do= 36.8mm
H= 4.7mm
(winding gear +0.5mm)
F= 0.6mm
T= 2.5mm
15 jewels
f = 17280 A/h
power-reserve 30h

Balance staff U1878

Stem W1447

Hands
2.10 x 1.20 / 0.25mm

Comments about the data

Remarks
open face calibre
pin-lever escapement
nearly perfect imitation of balance screws
indirect minute, hand friction clutch on barrel (Roskopf type)

Example, year: signature; shock device
ca. 1950: - Ebosa 71

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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