Seiko Cal. 6138 - 898

The Seiko 6138-898 represents an important milestone in Seiko's 1969 lineup. With its 22mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-6c59a3e8f558]

Also known as: Shogun, Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1969

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