Seiko Cal. 4439 - 250

Released in 1974, the Cal. 4439 with design code 250 was part of Seiko's domestic market collection. With its 20mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-2bcb73af1964]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1974

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