Seiko Cal. 6622 - 631

This Quartz model from 1973 features a 37mm Hardlex-Coated Steel case. With its 19mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-87d27022e548]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1973

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