Seiko Cal. 7180 - 447

This Spring Drive model from 1968 features a 43mm Titanium case. With its 19mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-0d13e68e7bca]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1968

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