Seiko Cal. 6691 - 899

The Seiko 6691-899 represents an important milestone in Seiko's 1980 lineup. Powered by the 6691 caliber with 30j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-ad9f69e849ec]

Also known as: Crown

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

30j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1980

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