Seiko Cal. 4424 - 110

The 4424-110 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4424 caliber with 22j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-bd10fe6d9f6d]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

22j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1984

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