Seiko Cal. 7098 - 638

The Seiko 7098-638 represents an important milestone in Seiko's 1978 lineup. With its 20mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-fa1339c11009]

Also known as: Rally, Emperor

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1978

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