Seiko Cal. 3813 - 325

This Automatic model from 1969 features a 41mm Titanium case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-a880b7d003ed]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1969

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