Seiko Cal. 4538 - 550

This Kinetic model from 1982 features a 42mm Titanium case. With its 18mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-ea2b76383849]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

42mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1982

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