Seiko Cal. 7163 - 883

This Spring Drive model from 1976 features a 44mm PVD Black case. With its 21mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-faa6eb8fde69]

Also known as: UFO, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1976

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