Seiko Cal. 4455 - 576

The Seiko 4455-576 represents an important milestone in Seiko's 1973 lineup. Powered by the 4455 caliber with 18j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-dabb4cee9c6e]

Also known as: Helmet, Bellmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1973

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