Seiko Cal. 4425 - 831

This Automatic model from 1979 features a 36mm Hardlex-Coated Steel case. Powered by the 4425 caliber with 19j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-9558c2ef10c3]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1979

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