Seiko Cal. 4542 - 638

The Seiko 4542-638 represents an important milestone in Seiko's 1968 lineup. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-ed0050fcf3d7]

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Champagne

Jewels

31j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1968

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