Seiko Cal. 4480 - 477

The Seiko 4480-477 represents an important milestone in Seiko's 1990 lineup. Powered by the 4480 caliber with 17j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-3ec632f0d9f1]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1990

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