Seiko Cal. 4471 - 496

Seiko 4471-496

The Seiko 4471-496 represents an important milestone in Seiko's 1978 lineup. Powered by the 4471 caliber with 32j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-fd6c1e77d8c8]

Also known as: Sumo

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
37mm
Case Thickness
12.9mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
160m
Dial Color
Navy
Jewels
32j
Frequency
28,800 bph
Power Reserve
45 hours
Year
1978

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