Seiko Cal. 4518 - 940

This Quartz model from 1982 features a 37mm Two-Tone case. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-a5a4137ae028]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Burgundy

Jewels

26j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1982

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