Seiko Cal. 4584 - 645

This Spring Drive model from 1985 features a 37mm Two-Tone case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-077316d3576f]

Also known as: Shogun, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1985

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