Seiko Cal. 4576 - 940

The Seiko 4576-940 represents an important milestone in Seiko's 1981 lineup. With its 22mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-bc08b8522d9b]

Also known as: Sea Horse, Crown

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1981

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