Seiko Cal. 4594 - 204

The Seiko 4594-204 represents an important milestone in Seiko's 1988 lineup. Powered by the 4594 caliber with 19j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-a151cb2ae7d7]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1988

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