Seiko Cal. 4544 - 521

This Solar model from 1971 features a 37mm Hardlex-Coated Steel case. Powered by the 4544 caliber with 34j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-3cd4898b4e92]

Also known as: Rally

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

White

Jewels

34j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1971

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