Seiko Cal. 6291 - 315

This Spring Drive model from 1968 features a 41mm Stainless Steel case. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-592d4f257a2b]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1968

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