Seiko Cal. 4580 - 637

This Kinetic model from 1997 features a 41mm Two-Tone case. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-934d1cff43ed]

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Navy

Jewels

30j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1997

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