Seiko Cal. 4578 - 271

The Seiko 4578-271 represents an important milestone in Seiko's 1982 lineup. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-d3d24e626ab4]

Also known as: Pogue, Sportsmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1982

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