Seiko Cal. 4439 - 550

The Seiko 4439-550 represents an important milestone in Seiko's 1998 lineup. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-955faf6a7458]

Also known as: UFO, Sea Horse

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1998

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