Seiko Cal. 3898 - 381

The Seiko 3898-381 represents an important milestone in Seiko's 1981 lineup. With its 22mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-4850c2eb1d51]

Also known as: Monster, Golden Tuna

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Burgundy

Jewels

18j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1981

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