Seiko Cal. 4578 - 278

This Spring Drive model from 1996 features a 41mm PVD Black case. With its 20mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-563dbb93b903]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1996

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