Seiko Cal. 4489 - 800

This Spring Drive model from 1980 features a 39mm Two-Tone case. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-ffbeaeb7db13]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1980

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