Seiko Cal. 5638 - 761

The Seiko 5638-761 represents an important milestone in Seiko's 1989 lineup. With its 21mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-69cd2956e988]

Also known as: Shogun, Flighty

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1989

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