Seiko Cal. 4493 - 163

The Seiko 4493-163 represents an important milestone in Seiko's 1984 lineup. Powered by the 4493 caliber with 31j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-2801add1ebd1]

Also known as: Silverwave, World Timer

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1984

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