Seiko Cal. 4423 - 646

The Seiko 4423-646 represents an important milestone in Seiko's 1967 lineup. It features a White dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-2aa1d7c945f5]

Also known as: Samurai, Pogue

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

40mm

Case Thickness

11.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1967

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