Seiko Cal. 4493 - 750

This Spring Drive model from 1978 features a 44mm Titanium case. With its 21mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-032a1beb1d52]

Also known as: Navigator, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

32j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1978

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