Seiko Cal. 6670 - 680

Released in 1979, the Cal. 6670 with design code 680 was part of Seiko's domestic market collection. With its 20mm lug width and 11.4mm profile, it sits comfortably on most wrists. [seikata-wm-af355a1d330e]

Also known as: UFO, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1979

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