Seiko Cal. 3888 - 429

This Hand-Winding model from 1971 features a 36mm Titanium case. With its 20mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-5eb70b16c6a1]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1971

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