Seiko Caliber 4R35Manufacturer Seiko Caliber Number 4R35, 4R35A, 4R35B Movement Type Automatic Diameter 27.4mm (casing 27mm) Thickness 5.32mm Jewels 24 23 (see...Automatic 6597
Seiko 4R SeriesManufacturer Seiko Caliber Family 4R Type Mechanical, automatic Lignes 12”’ Diameter 27.4mm Jewels (see below) Vibrations Per Hour 21,600 vph...Automatic 19
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