Seiko Cal. 3831 - 389

The Seiko 3831-389 represents an important milestone in Seiko's 1983 lineup. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-cb574e4489a0]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Cream

Jewels

18j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1983

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