Seiko Cal. 4446 - 457

Seiko 4446-457

The 4446-457 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4446 caliber with 31j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-fce76a9c633e]

Also known as: Pogue, Crown

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
10.9mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
White
Jewels
31j
Frequency
21,600 bph
Power Reserve
71 hours
Year
1965

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