Seiko Cal. 7163 - 728

Seiko 7163-728

The Seiko 7163-728 represents an important milestone in Seiko's 1973 lineup. Powered by the 7163 caliber with 29j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-2e62b5c7471f]

Also known as: Bullhead, Golden Tuna

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
35mm
Case Thickness
15.9mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
120m
Dial Color
Champagne
Jewels
29j
Frequency
36,000 bph
Power Reserve
50 hours
Year
1973

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