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Fig. 1

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Fig. 2

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Fig. 3

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Fig. 4

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Fig. 5

Eterna 600

manual wind
sub second

10.5''', Dm= 23.35mm
H= 3.95mm
15 jewels
f = 18000 A/h
power reserve 35h

Balance staff U601

Stem W601

Mainspring / battery
Zf942, 1.35 x 9.0 x 0.10 x 290mm.

1.36 x 0.82 / 0.16mm

Comments about the data

early samples with bimetallic balance (1st example)
late samples with gold lever and -escapement wheel (2nd example)

Example, year: signature; shock device
1-2) 1935: 2690701, Eterna W. Co, 15 Jewels; Eterna-E
3-5) 1937: 2750999, Eterna; Eterna-E

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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