Seiko Cal. 3841 - 870

The Seiko 3841-870 represents an important milestone in Seiko's 1967 lineup. With its 22mm lug width and 11.9mm profile, it sits comfortably on most wrists. [seikata-wm-7634576aab50]

Also known as: Helmet, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Cream

Jewels

18j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1967

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