Seiko Cal. 3837 - 843

This Spring Drive model from 1990 features a 36mm Two-Tone case. With its 22mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-8caac5a42e2f]

Also known as: Monster, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1990

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