Seiko Cal. 6664 - 700

The Seiko 6664-700 represents an important milestone in Seiko's 1997 lineup. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-3af792a01131]

Also known as: UFO, Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1997

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