Manufacturer Seiko Caliber Number 6R20, 6R20A Movement Type Automatic, self-winding mechanical In-House? Yes Diameter 27.40mm (outside), 27mm (casing) Height 6.15mm...
6R20
Manufacturer Seiko Caliber Number 6R27 Base Caliber 6R15 (6R family) In-House? Yes Movement Type Automatic, self-winding mechanical Lignes 12”’ Diameter...
Manufacturer Seiko Caliber Number 6R15 (A/B/C/D) Movement Type Automatic Diameter 27.40mm (outside), 27mm (casing) Height 5.25mm Jewels 23/24 Vibrations Per...
Recent Comments
This seems to be a fairly vague definition. To me the Seiko Kinetic is more…
Hi Chris, glad you found the article to be helpful. Thank you for commenting :)
Ive been wanting to build a GMT watch for a while and found this article…
Found this movement in a 'Relic' ZR55086110501
Definitely a fake Mavado
Can anyone ID the movement in the picture attached to this comment?
Hello, if you read a couple of messages back I found an exploded diagram that…