Seiko Cal. 3813 - 349

This Automatic model from 1970 features a 37mm Gold-Plated case. With its 18mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-dab11e7da5e4]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

14.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1970

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