Seiko Cal. 7198 - 636

The Seiko 7198-636 represents an important milestone in Seiko's 1979 lineup. With its 21mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-5c46578c7ade]

Also known as: Helmet, Goldfeather

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1979

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