Seiko Cal. 4512 - 604

This Solar model from 1978 features a 35mm Two-Tone case. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-f430834affd9]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1978

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