Seiko Cal. 7136 - 823

The Seiko 7136-823 represents an important milestone in Seiko's 1982 lineup. With its 22mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-50c2f1470774]

Also known as: Helmet, Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Black

Jewels

36j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1982

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