Manufacturer Seiko Caliber Number 4R57, 4R57A Movement Type Automatic Lignes 12”’ Thickness 6.63mm Jewels 29 Vibrations Per Hour 21,600 bph...
Seiko NE57
Manufacturer Seiko Caliber Number NE57, NE57A Movement Type Automatic, self-winding mechanical Lignes 12”’ Diameter 27.4mm casing Diameter 29.36mm Thickness 6.63mm...
Recent Comments
Who in the US can service this movement?
Kurono Tokyo Calendar 2023 include this movement.
My 16 year old SARB059 (Alpinist) has a 6R15B movement. It has been sitting in…
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Seems that 0950 is the new version Maybe same situation with 9011 and 9051