Seiko Cal. 6297 - 581

This Spring Drive model from 1977 features a 35mm Stainless Steel case. It features a Silver dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-c144b6327b95]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

14.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

23j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1977

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