Seiko Cal. 4571 - 147

The Seiko 4571-147 represents an important milestone in Seiko's 1967 lineup. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-a76efade2aa2]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

13.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1967

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