Seiko Cal. 4439 - 594

The 4439-594 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4439 caliber with 20j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-80dd49a7cab8]

Also known as: Flighty

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1995

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