Seiko Cal. 5263 - 638

The Seiko 5263-638 represents an important milestone in Seiko's 1984 lineup. With its 21mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-6870d44a4e27]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

42mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

17j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1984

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