Seiko Cal. 5628 - 364

This Spring Drive model from 1981 features a 46mm Hardlex-Coated Steel case. Powered by the 5628 caliber with 22j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-b5b5a863a318]

Also known as: Rally, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

12.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1981

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