Seiko Cal. 4542 - 318

The Seiko 4542-318 represents an important milestone in Seiko's 1985 lineup. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-c336768f14e9]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

28j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1985

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