Brand Oris Caliber Number 641 In-House? No Base Caliber ETA 2836-2 Movement Type Automatic, self-winding mechanical Chronometer? Yes COSC? Yes...
Oris 641
Brand Oris Caliber Number 645 In-House? No Base Caliber ETA 2836-2 Movement Type Automatic, self-winding mechanical Lignes 11.5”’ Diameter 26mm...
Brand Oris Caliber Number 644 In-House? No Base Caliber ETA 2836-2 Movement Type Automatic, self-winding mechanical Lignes 11.5”’ Diameter 26mm...
Recent Comments
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
That is an interesting looking movement. Is the big screw in the middle a trimmer?