Seiko Cal. 4491 - 387

This Hand-Winding model from 1973 features a 37mm Stainless Steel case. With its 19mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-36174d921b57]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1973

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