Seiko Cal. 4447 - 813

Seiko 4447-813

The 4447-813 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4447 caliber with 25j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-55fd14b12cc4]

Also known as: UFO, Goldfeather

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
9.5mm
Lug Width
22mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
200m
Dial Color
Cream
Jewels
25j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1981

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