Seiko Cal. 5621 - 945

This Automatic model from 1984 features a 43mm Hardlex-Coated Steel case. Powered by the 5621 caliber with 20j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-7da1236f37b8]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1984

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