Seiko Cal. 4531 - 544

The Seiko 4531-544 represents an important milestone in Seiko's 1977 lineup. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-4157b0ce92fe]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1977

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