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View picture in original size
Fig. 1

View picture in original size
Fig. 2

Eterna 12892 (ETA 2892)

Features
automatic
sweep second
date: quickset
hack feature

Data
12.5''', Dm= 28.0mm, Do= 28.4mm
H= 3.6mm
(ball bearing +0.05mm)
F= 1.1mm
T= 1.5mm
21 jewels
f = 28800 A/h
power reserve 42h

Balance staff ETA 2890

Stem ETA 2890

Mainspring / battery
1.05 x 10.5 x 0.115 x 475mm

Hands
1.50 x 0.90 x 0.25mm

Comments about the data

Remarks
1975-1983
except the friction fit ball bearing equivalent to ETA 2892
for technical details cf. ETA 2892

Example, year: signature; shock device
1975: Eterna-Matic, Brevete, Swiss, 21 Jewels - Patented; Incabloc

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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