Seiko Cal. 7124 - 842

This Spring Drive model from 1978 features a 36mm Hardlex-Coated Steel case. With its 18mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-fba0ee91624d]

Also known as: Helmet, Rally

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

9.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1978

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