Seiko Cal. 4427 - 890

The Seiko 4427-890 represents an important milestone in Seiko's 1981 lineup. Powered by the 4427 caliber with 34j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-82cadb8739ed]

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

34j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1981

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