Seiko Cal. 4471 - 521

Seiko 4471-521

This Solar model from 1972 features a 37mm Titanium case. Powered by the 4471 caliber with 32j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-ac447fb20d10]

Specifications

Movement
Solar
Case Material
Titanium
Case Width
37mm
Case Thickness
13.8mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
40m
Dial Color
Cream
Jewels
32j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1972

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seikata-wm-ac447fb20d10