Seiko Cal. 6673 - 675

The Seiko 6673-675 represents an important milestone in Seiko's 1973 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-5a470a9bff85]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1973

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