Seiko Cal. 4431 - 201

The Seiko 4431-201 represents an important milestone in Seiko's 1970 lineup. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-2fdcddafe724]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1970

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