Seiko Cal. 4439 - 584

The 4439-584 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4439 caliber with 31j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-24fdc707840b]

Also known as: Flighty

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1973

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