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electronically controlled balance motor
jumping digital display with digit barrels
Dm= 23.8 x 37.6mm
f = 28800 A/h
Stem ESA 9176
Mainspring / battery
Comments about the data
Example, year: signature; shock device
ca. 1970: Derby SA Digital Electronic, Swiss Made, 7 Jewels
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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