Seiko Cal. 4420 - 944

The Seiko 4420-944 represents an important milestone in Seiko's 1983 lineup. Powered by the 4420 caliber with 27j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-200d475a3a7d]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

27j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1983

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