Seiko Cal. 5242 - 734

This Spring Drive model from 1970 features a 42mm Hardlex-Coated Steel case. With its 20mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-7e4bf70bc0d0]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1970

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