Seiko Cal. 5660 - 493

The Seiko 5660-493 represents an important milestone in Seiko's 1976 lineup. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-4546191bc8cf]

Also known as: World Timer, Crown

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

34j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1976

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