Seiko Cal. 4493 - 477

This Spring Drive model from 1980 features a 45mm Hardlex-Coated Steel case. Powered by the 4493 caliber with 27j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-ca45b371ca11]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1980

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