Seiko Cal. 4430 - 944

The Seiko 4430-944 represents an important milestone in Seiko's 1972 lineup. It features a Black dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-2daa17ab561d]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

19j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1972

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