Seiko Cal. 6617 - 809

The Seiko 6617-809 represents an important milestone in Seiko's 1968 lineup. The Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-08e1f2110821]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1968

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