Brand Credor Manufacturer Seiko Caliber Number 7771, 7771A Movement Type Quartz, battery-powered Jewel Count 6 Frequency 32,768 Hz Battery Cell...
Seiko Credor
Manufacturer Seiko Caliber Number 6810 In-House? Yes Base Caliber Seiko 68A Similar Calibers Credor 6810, 6810A Movement Type Mechanical, manual-wind...
Brand Credor (Seiko Watch Corporation) Caliber Number 7R31, 7R31A In-House? Yes Movement Type Spring Drive, manual-wind Diameter Unconfirmed Height Unconfirmed...
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One more movement whose mother caliber is ETA 2824-2. This ETA 2824 has really become…
This caliber is made in China. Oversight when writing this caliber listing. Chart updated! Thanks…
Point of inquiry: Is this a Chinese-made Swiss-designed movement, or all Chinese? Asking because it's…
I have one of these in a Glycine. It gains about +1/d, if that. If…
Bonjour de France. Voilà ma modeste contribution à ce site qui m'est fort utile. Merci…
Speidel uses it in their automatic watches as well
The Oris Pointer date currently does not have an in-house movement. They are currently powered…