Seiko Cal. 4439 - 855

The Seiko 4439-855 represents an important milestone in Seiko's 1983 lineup. It features a Black dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-bce165031345]

Also known as: Bullhead, UFO

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

180m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1983

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