Seiko Cal. 6636 - 589

This Quartz model from 1974 features a 36mm Two-Tone case. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-22a7dcc709bb]

Also known as: Monster, World Timer

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1974

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