Seiko Cal. 4591 - 697

This Automatic model from 1979 features a 35mm PVD Black case. With its 22mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-07cfb186df36]

Also known as: UFO, Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1979

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