Seiko Cal. 7138 - 650

This Spring Drive model from 1978 features a 34mm Titanium case. With its 20mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-efe647066908]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

32j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1978

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