Seiko Cal. 0761 - 988

This Spring Drive model from 1965 features a 38mm Titanium case. With its 20mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-3ec8c471f8f1]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1965

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