Seiko Cal. 7115 - 143

The Seiko 7115-143 represents an important milestone in Seiko's 1973 lineup. With its 18mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-d70558720fc2]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

34j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1973

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