Seiko Cal. 6691 - 349

The Seiko 6691-349 represents an important milestone in Seiko's 1979 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-e5aaa3ebd50d]

Also known as: UFO, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1979

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