Seiko Cal. 4574 - 581

The 4574-581 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-846988bf6b42]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1991

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