Seiko Cal. 4422 - 227

The Seiko 4422-227 represents an important milestone in Seiko's 1970 lineup. Powered by the 4422 caliber with 35j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-3359e04e8e26]

Also known as: Bullhead, Flighty

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1970

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