Seiko Cal. 7187 - 950

This Spring Drive model from 1976 features a 38mm Two-Tone case. With its 18mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-e8fd9a167033]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1976

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