Seiko Cal. 3889 - 423

The Seiko 3889-423 represents an important milestone in Seiko's 1991 lineup. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-aa9074478313]

Also known as: UFO

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1991

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