Seiko Cal. 4566 - 139

This Spring Drive model from 1980 features a 40mm Two-Tone case. With its 21mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-e9cf88e10c06]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1980

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