Seiko Cal. 7191 - 745

The Seiko 7191-745 represents an important milestone in Seiko's 1974 lineup. With its 18mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-2aeb9ac66172]

Also known as: Sumo, Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1974

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