Seiko Cal. 4591 - 636

This Hand-Winding model from 1987 features a 34mm Stainless Steel case. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-ff1dbb11a39c]

Also known as: UFO, Arnie

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Burgundy

Jewels

20j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1987

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