Seiko Cal. 5618 - 630

This Solar model from 1977 features a 37mm Stainless Steel case. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-7bf5cbe87f8a]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1977

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