Seiko Cal. 4447 - 454

The 4447-454 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4447 caliber with 18j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-bd7c0eaa5331]

Also known as: Pogue, Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1988

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