Seiko Cal. 4480 - 554

The Seiko 4480-554 represents an important milestone in Seiko's 1980 lineup. Powered by the 4480 caliber with 23j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-a7dbbf0a12da]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1980

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