Seiko Cal. 3871 - 382

This Spring Drive model from 1977 features a 46mm Titanium case. With its 18mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-9c7eedbdcc3a]

Also known as: Sea Horse, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1977

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