Seiko Cal. 4497 - 311

The Seiko 4497-311 represents an important milestone in Seiko's 1978 lineup. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-8a6332763b11]

Also known as: Sumo, Arnie

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Cream

Jewels

32j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1978

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