Manufacturer Seiko Instruments Inc. / SII / Hattori / TMI Caliber Number VH31, VH31A, VH31B Type Quartz (mechaquartz), battery-powered Lignes...
VH31A
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1970’S Nivada watch with AS.1916 movement
Hi: Recently, I bought a Nivada watch with an AS.1916...
cjf90 , 4 days ago
It's a lovely design! The case engraving is the case nu...
Crobieson , 6 days ago
Recent Comments
Found into a Certina DS 115 (7040/7140) 45
In my opinion, eta 2892- 2894 it s better in term of keeping time than…
Used by the Orion Hellcat
There is no regulator on the escapement, regulation is achieved using a laser adjustment system…
Thank you.
The 01 number varies according to the position of the complication. For example ST3600 is…
Hi Thomas, the same manual also states: "Automatic selection of time signal stations (JJY only)"…