Seiko Cal. 4490 - 666

The Seiko 4490-666 represents an important milestone in Seiko's 1973 lineup. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-bd702a63bf55]

Also known as: World Timer

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1973

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