Seiko Cal. 7138 - 919

The Seiko 7138-919 represents an important milestone in Seiko's 1966 lineup. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-c8adcc998bc2]

Also known as: Helmet, Arnie

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1966

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