Seiko Cal. 4471 - 831

Seiko 4471-831

The 4471-831 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4471 caliber with 27j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-3436f477bc5e]

Also known as: Silverwave

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
9.2mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
90m
Dial Color
White
Jewels
27j
Frequency
21,600 bph
Power Reserve
42 hours
Year
1999

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seikata-wm-3436f477bc5e