Seiko Cal. 4552 - 645

The Seiko 4552-645 represents an important milestone in Seiko's 1989 lineup. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-39c1f4697a87]

Also known as: Bullhead, World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1989

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