Seiko Cal. 4488 - 754

This Spring Drive model from 1979 features a 40mm Titanium case. With its 18mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-14acf3c0f336]

Also known as: Silverwave, Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1979

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