Seiko Cal. 6670 - 555

The Seiko 6670-555 represents an important milestone in Seiko's 1973 lineup. With its 22mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-e1700b70051c]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

14.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Cream

Jewels

32j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1973

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