Seiko Cal. 4580 - 917

The Seiko 4580-917 represents an important milestone in Seiko's 1977 lineup. With its 19mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-7b63ccd113fc]

Also known as: Turtle, Bullhead

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

34mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1977

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