Seiko Cal. 4523 - 222

This Solar model from 1987 features a 37mm Hardlex-Coated Steel case. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-12217490d521]

Also known as: Crown

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1987

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