Seiko Cal. 3813 - 632

This Spring Drive model from 1988 features a 37mm Hardlex-Coated Steel case. With its 20mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-27d95eb8c228]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Champagne

Jewels

31j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1988

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