Seiko Cal. 4566 - 105

The Seiko 4566-105 represents an important milestone in Seiko's 1983 lineup. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-2f8fe43466ea]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1983

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