Seiko Cal. 3851 - 425

This Hand-Winding model from 1974 features a 35mm Titanium case. With its 21mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-a49ecc70f4df]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1974

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