Seiko Cal. 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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