Seiko Cal. 6691 - 898

The Seiko 6691-898 represents an important milestone in Seiko's 1983 lineup. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-86e5844284fb]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

34mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1983

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