Seiko Cal. 4443 - 971

The Seiko 4443-971 represents an important milestone in Seiko's 1973 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-7d6906779eb8]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1973

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