Seiko Cal. 4450 - 623

The Seiko 4450-623 represents an important milestone in Seiko's 1977 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-dc70fde81617]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1977

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