Seiko Cal. 5291 - 898

This Hand-Winding model from 1966 features a 37mm Hardlex-Coated Steel case. With its 19mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-fb978f75a3f1]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Navy

Jewels

26j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1966

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