Seiko Cal. 3841 - 105

This Hand-Winding model from 1990 features a 46mm Stainless Steel case. Powered by the 3841 caliber with 22j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-1d2c567c98dc]

Also known as: Monster, Helmet

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1990

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