Seiko Cal. 6228 - 552

The Seiko 6228-552 represents an important milestone in Seiko's 1971 lineup. With its 22mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-6c7e384286af]

Also known as: Samurai, Bullhead

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1971

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