Seiko Cal. 7163 - 729

This Automatic model from 1970 features a 39mm Titanium case. Powered by the 7163 caliber with 36j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-c41313892351]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1970

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