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|Dugena 667 (Durowe 420)|
10.5''', Dm= 23.3mm, Do= 23.7mm
f = 18000 A/h
power reserve 37h
Balance staff U1559
Mainspring / battery
Zf1041, 1.40 x 9.0 x 0.11 x 260mm
1.40 x 0.65mm
Comments about the data
wheels beryllium bronze
665: sweep second
667: sub second
Example, year: signature; shock device
1950: K - Durowe 420
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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