Seiko Cal. 4480 - 477

Seiko 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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