Seiko Cal. 4520 - 686

The Seiko 4520-686 represents an important milestone in Seiko's 1966 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-d4ec870fca07]

Also known as: Shogun, Silverwave

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1966

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