Seiko Cal. 7157 - 538

The Seiko 7157-538 represents an important milestone in Seiko's 1970 lineup. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-d3f562cc3576]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1970

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