Seiko Cal. 7163 - 428

This Hand-Winding model from 1974 features a 38mm Titanium case. Powered by the 7163 caliber with 22j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-461086ad865b]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1974

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