Seiko Cal. 4479 - 947

The 4479-947 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4479 caliber with 19j jewels beating at 21,600 bph, it delivers a 53 hours power reserve. [seikata-wm-b7a8d0216042]

Also known as: Helmet, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

150m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1970

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