Seiko Cal. 4578 - 490

The 4578-490 is a sought-after Automatic piece from Seiko's golden era. With its 18mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-32af5ba1ac2f]

Also known as: Baby Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

36mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1984

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