Seiko Cal. 4473 - 903

Seiko 4473-903

This Hand-Winding model from 1971 features a 44mm Gold-Plated case. Powered by the 4473 caliber with 25j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-175e27c5c5c1]

Also known as: Sumo, Golden Tuna

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
44mm
Case Thickness
8.1mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Cream
Jewels
25j
Frequency
28,800 bph
Power Reserve
49 hours
Year
1971

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seikata-wm-175e27c5c5c1