Seiko Cal. 4562 - 638

This Hand-Winding model from 1978 features a 44mm Two-Tone case. With its 18mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-924b590d344e]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1978

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