Seiko Cal. 6666 - 331

The Seiko 6666-331 represents an important milestone in Seiko's 1986 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-590d16748fbf]

Also known as: Turtle, UFO

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1986

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