Manufacturer Seiko Caliber Number 5S21, 5S21A Movement Type Quartz Diameter 24mm Casing Diameter 23.3mm Height 2.2mm (2.3mm with battery) Jewels...
Sweeping Seconds Quartz
Manufacturer Seiko Instruments Inc. / SII / Hattori / TMI Caliber Number VH31, VH31A, VH31B Type Quartz (mechaquartz), battery-powered Lignes...
Manufacturer Seiko Instruments Inc. / SII / Hattori / TMI Caliber Number VH60, VH60A, VH60B Type Quartz Lignes 10.5”’ Diameter...
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Hello, if you read a couple of messages back I found an exploded diagram that…
I have a 586K caliber without the caliber number engraved on the bridge. It is…
I believe you are underestimating ETA movements. They are well proven workhorses. Designing a new…
Very interesting thread! However, I do have an older Rado Diamaster Thinline model (circa 2018…
Me too.
You both are correct! Thank you so much for pointing out the mistake. Somehow that…
Thank you for sharing :)