Seiko Cal. 3831 - 974

This Hand-Winding model from 1992 features a 36mm Hardlex-Coated Steel case. It features a Black dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-c166c0e59fbf]

Also known as: Crown, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1992

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