Seiko Cal. 4594 - 393

The Seiko 4594-393 represents an important milestone in Seiko's 1977 lineup. Powered by the 4594 caliber with 31j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-5c903fdb48bb]

Also known as: Turtle, World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Navy

Jewels

31j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1977

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