Seiko Cal. 4424 - 992

The 4424-992 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4424 caliber with 35j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-120e835a8ef8]

Also known as: Bullhead, Rally

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1974

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