Seiko Cal. 5621 - 583

This Automatic model from 1978 features a 36mm Hardlex-Coated Steel case. The Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-7391ad29fe1a]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1978

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