Seiko Cal. 4588 - 446

The Seiko 4588-446 represents an important milestone in Seiko's 1976 lineup. The Inner Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-729b679e8f2f]

Also known as: Sportsmatic, Navigator

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1976

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