Seiko Cal. 7172 - 431

This Hand-Winding model from 1979 features a 35mm Two-Tone case. With its 22mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-44892dfc207c]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1979

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