Seiko Cal. 5671 - 119

This Spring Drive model from 1972 features a 37mm Titanium case. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-491da7fdae29]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1972

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