Manufacturer Seiko Caliber Number 5R66 Base Caliber 5R65 In-House? Yes Movement Type Spring Drive (automatic, self-winding mechanical/electronic hybrid) Watch Category...
30 Jewels
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Brand Credor (Seiko Watch Corporation) Caliber Number 7R31, 7R31A In-House? Yes Movement Type Spring Drive, manual-wind Diameter Unconfirmed Height Unconfirmed...
Brand Baume & Mercier Caliber Number BM 12800, BM12800 In-House? No Base Caliber Buren 1280 Movement Type Automatic, self-winding mechanical...
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Militado got this movement
Henry Archer Vesterhav. Mine is running at +2 sec/day. I do wish that the movement…
Step 1) Set the time correctly. Step 2) Wait 24 hours. Step 3) Compare the…
The wonderfully underrated Festina Automatic Skeleton (20632/1) also uses this movement. It keeps time better…
17 is the grout number. ST1701 is the specific automatic calibre and ST1700 the manual…
Duzu Watches of Western Australia use this movement in their DW-D3 diver range