Seiko Cal. 7138 - 313

The Seiko 7138-313 represents an important milestone in Seiko's 1979 lineup. With its 18mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-bb4e1f636ff9]

Also known as: Samurai, Flighty

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1979

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