Seiko Cal. 4557 - 924

This Automatic model from 1974 features a 45mm Hardlex-Coated Steel case. Powered by the 4557 caliber with 33j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-ae4b0855a078]

Also known as: Samurai, World Timer

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1974

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