Seiko Cal. 4470 - 447

Seiko 4470-447

The 4470-447 is a sought-after Automatic piece from Seiko's golden era. With its 20mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-b16828834adf]

Also known as: Sumo, Bullhead

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
46mm
Case Thickness
8.1mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Cream
Jewels
35j
Frequency
28,800 bph
Power Reserve
45 hours
Year
1972

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