Seiko Cal. 6670 - 138

This Quartz model from 1977 features a 34mm PVD Black case. With its 18mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-48c5f34d01db]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

36j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1977

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