Seiko Cal. 7163 - 955

The Seiko 7163-955 represents an important milestone in Seiko's 1973 lineup. Powered by the 7163 caliber with 18j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-cd3e3772789e]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Cream

Jewels

18j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1973

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