Seiko Cal. 5692 - 488

This Spring Drive model from 1971 features a 37mm Titanium case. With its 18mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-a7fb540eba8f]

Also known as: Sumo, World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1971

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