Seiko Cal. 3837 - 698

This Spring Drive model from 1967 features a 35mm Titanium case. With its 19mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-ba9ff83ae351]

Also known as: Sumo, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1967

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