Seiko Cal. 4423 - 912

The Seiko 4423-912 represents an important milestone in Seiko's 1968 lineup. It features a Navy dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-fd25f85b743b]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1968

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