Seiko Cal. 4424 - 558

The 4424-558 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4424 caliber with 31j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-15dfa1b5adf9]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

9.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Green

Jewels

31j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1986

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