Seiko Cal. 3831 - 851

The Seiko 3831-851 represents an important milestone in Seiko's 1983 lineup. With its 18mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-4acd0fa19bb8]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1983

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