Seiko Cal. 7175 - 723

This Automatic model from 1968 features a 37mm Titanium case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-2f6eb5d99226]

Also known as: Bullhead, Navigator

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1968

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