Seiko Cal. 4593 - 903

The Seiko 4593-903 represents an important milestone in Seiko's 1999 lineup. Powered by the 4593 caliber with 17j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-0e3be2ba5790]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Silver

Jewels

17j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1999

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