Seiko Cal. 6645 - 667

This Kinetic model from 1990 features a 37mm Titanium case. With its 19mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-55e0b3c36ad8]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1990

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