Seiko Cal. 4420 - 694

This Spring Drive model from 1974 features a 45mm Titanium case. It features a Burgundy dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-4524998cbc53]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1974

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