Seiko Cal. 6313 - 437

The Seiko 6313-437 represents an important milestone in Seiko's 1967 lineup. The Coin-Edge bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-0f7b234a6a8c]

Also known as: Helmet, Arnie

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Cream

Jewels

26j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1967

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