Seiko Cal. 5633 - 726

The Seiko 5633-726 represents an important milestone in Seiko's 1971 lineup. With its 22mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-2ea22bbacd5d]

Also known as: Navigator, Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1971

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