Seiko Cal. 5640 - 589

The Seiko 5640-589 represents an important milestone in Seiko's 1983 lineup. The Coin-Edge bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-533b1d2b7732]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

13.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Cream

Jewels

24j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1983

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