Seiko Cal. 4576 - 612

This Automatic model from 1969 features a 44mm PVD Black case. With its 21mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-e6f4a42b1420]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1969

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