Seiko Cal. 4581 - 877

This Solar model from 1969 features a 37mm PVD Black case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-bbf935f9e143]

Also known as: UFO

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

24j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1969

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