Seiko Cal. 4556 - 581

This Hand-Winding model from 1980 features a 39mm PVD Black case. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-bf701889fbdd]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

24j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1980

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