Seiko Cal. 4447 - 520

Seiko 4447-520

The 4447-520 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4447 caliber with 25j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-35c47507f967]

Also known as: Shogun

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
44mm
Case Thickness
15.8mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
80m
Dial Color
Champagne
Jewels
25j
Frequency
36,000 bph
Power Reserve
45 hours
Year
1999

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seikata-wm-35c47507f967