Seiko Cal. 3871 - 833

This Spring Drive model from 1974 features a 40mm Two-Tone case. With its 22mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-423f268123a8]

Also known as: Rally, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1974

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