Seiko Cal. 6659 - 869

The Seiko 6659-869 represents an important milestone in Seiko's 1981 lineup. The Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-30be09e40431]

Also known as: Sumo, UFO

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1981

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