Seiko Cal. 6621 - 644

This Quartz model from 1967 features a 43mm Titanium case. With its 22mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-fefc7e64551b]

Also known as: Rally, Flighty

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1967

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