Seiko Cal. 6690 - 204

The Seiko 6690-204 represents an important milestone in Seiko's 1986 lineup. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-79b7cf5eb8a5]

Also known as: Sea Horse, Crown

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1986

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