Seiko Cal. 4578 - 775

This Automatic model from 1968 features a 39mm Titanium case. It features a Silver dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-9cdf706d54c3]

Also known as: Navigator, Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1968

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