Seiko Cal. 6356 - 409

The Seiko 6356-409 represents an important milestone in Seiko's 1974 lineup. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-84e21c75c2ba]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

12.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1974

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