Seiko Cal. 4578 - 272

This Spring Drive model from 1982 features a 41mm PVD Black case. With its 20mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-825796767b43]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1982

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