Seiko Cal. 6664 - 788

The Seiko 6664-788 represents an important milestone in Seiko's 1997 lineup. It features a Black dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-268cbb8908c5]

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1997

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