Seiko Cal. 4428 - 890

The Seiko 4428-890 represents an important milestone in Seiko's 1969 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-e38e21452eb2]

Also known as: Emperor, Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1969

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