Seiko Cal. 3811 - 356

This Hand-Winding model from 1975 features a 36mm Hardlex-Coated Steel case. With its 21mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-c3973b984a0a]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

33j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1975

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