Seiko Cal. 4432 - 436

This Quartz model from 1966 features a 38mm PVD Black case. It features a Black dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-ad9dc90d069b]

Also known as: Helmet, Navigator

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1966

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