Seiko Cal. 7143 - 401

This Hand-Winding model from 1972 features a 41mm PVD Black case. With its 19mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-81a33418e563]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1972

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