Seiko Cal. 4430 - 723

The Seiko 4430-723 represents an important milestone in Seiko's 1984 lineup. It features a Navy dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-774050fe0d01]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

39mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1984

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