Seiko Cal. 4454 - 360

This Spring Drive model from 1966 features a 40mm PVD Black case. Powered by the 4454 caliber with 34j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-02e6ba980a57]

Also known as: Bullhead, UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1966

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