Seiko Cal. 4463 - 554

The 4463-554 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4463 caliber with 34j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-2024a1ca67b8]

Also known as: Sumo, Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1985

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