Seiko Cal. 7142 - 158

This Hand-Winding model from 1970 features a 43mm Hardlex-Coated Steel case. With its 20mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-a1a156287c3a]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1970

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