Seiko Cal. 4450 - 555

The Seiko 4450-555 represents an important milestone in Seiko's 1983 lineup. Powered by the 4450 caliber with 22j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-9923815f48f0]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Green

Jewels

22j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1983

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