Seiko Cal. 6670 - 820

Released in 1965, the Cal. 6670 with design code 820 was part of Seiko's domestic market collection. With its 21mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-eeb4ce786766]

Also known as: Turtle, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

White

Jewels

20j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1965

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