Seiko Cal. 3813 - 645

This Spring Drive model from 1985 features a 36mm Gold-Plated case. With its 19mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-d5129c00d052]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Cream

Jewels

29j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1985

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