Seiko Cal. 4477 - 771

Seiko 4477-771

This Spring Drive model from 1973 features a 34mm Gold-Plated case. Powered by the 4477 caliber with 28j jewels beating at 28,800 bph, it delivers a 45 hours power reserve. [seikata-wm-5deb6877bae4]

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
34mm
Case Thickness
8.1mm
Lug Width
22mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
110m
Dial Color
Champagne
Jewels
28j
Frequency
28,800 bph
Power Reserve
45 hours
Year
1973

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seikata-wm-5deb6877bae4