Seiko Cal. 7163 - 781

Released in 1991, the Cal. 7163 with design code 781 was part of Seiko's domestic market collection. With its 21mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-bb0e2aaa9daf]

Also known as: Tuna, Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1991

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