Seiko Cal. 6622 - 747

The Seiko 6622-747 represents an important milestone in Seiko's 1971 lineup. Powered by the 6622 caliber with 26j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-11ef2daff628]

Also known as: Samurai, Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

37mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Black

Jewels

26j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1971

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