Seiko Cal. 7138 - 227

The Seiko 7138-227 represents an important milestone in Seiko's 1983 lineup. Powered by the 7138 caliber with 24j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-e9a17d6b5f8b]

Also known as: Samurai, Navigator

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

White

Jewels

24j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1983

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