Seiko Cal. 4421 - 558

This Automatic model from 1965 features a 38mm Gold-Plated case. Powered by the 4421 caliber with 30j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-832021d105d1]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

30j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1965

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