Entertainment Memorabilia: Ebauches SA Felsa Grenchen 690 Watch Tech Info 1953

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bidfun-db Archive: Watch Movements: Felsa 690 Bidynator - mtr-Ranfft
Felsa 690 Bidynator Features automatic sweep second. Data 11.5''', Dm= 26.0mm, Do= 26.3mm. H= 5.85mm. F= 1.6mm. T= 2.1mm 17/21/25 jewels f = 18000 A/ ...

Felsa 690 - Watch Guy
FELSA S.A., GRENCHEN. Lever movement, self-winding, with sweep second. Enlarged movement. TECHNICAL AND PRACTICAL COMMUNICATION FOR ...

Five Vintage Hearts | iW International Watch Magazine
Dec 2, 2011 ... This became the famous Felsa Caliber 690-series, which the company identified as the Bidynator, which it engraved prominently on the rotor.

Is this Frey automatic 17 jewels first Felsa 690 movement - Watchuseek
Hi , Purchased this Frey automatic watch, don't know much about the brand, but it has nice Felsa 690 movement, the watch runs and stop, need ...

OldSwissWatches.com : Old Swiss Watches | Felsa Mechanical ...
Felsa 690 Bidynator. automatic, sweep second, 11.5''', 17/21/25 jewels, f = 18000 A/h, power reserve 44h. Available for this movement : Spares, Stem, Crown ...