Seiko Cal. 4550 - 613

This Quartz model from 1980 features a 44mm Titanium case. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-5a4b921c0dec]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1980

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