Seiko Cal. 4542 - 191

The Seiko 4542-191 represents an important milestone in Seiko's 1976 lineup. The Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-8b58c0082699]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1976

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