Seiko Cal. 6664 - 345

This Quartz model from 1976 features a 39mm Two-Tone case. With its 20mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-cee3ae9dc7f0]

Also known as: Bullhead, UFO

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1976

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