Seiko Cal. 4447 - 135

Seiko 4447-135

The 4447-135 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4447 caliber with 20j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-f562676e63bf]

Also known as: Rally, Sea Horse

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
46mm
Case Thickness
9.6mm
Lug Width
22mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
White
Jewels
20j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1988

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