Seiko Cal. 3862 - 253

This Spring Drive model from 1969 features a 40mm PVD Black case. With its 21mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-9183f2cea235]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1969

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