Seiko Cal. 3843 - 218

This Spring Drive model from 1982 features a 42mm Hardlex-Coated Steel case. With its 19mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-c90236b8c9b3]

Also known as: Monster, Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1982

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