Seiko Cal. 4593 - 986

The Seiko 4593-986 represents an important milestone in Seiko's 1970 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-853dab7dc2d6]

Also known as: Tuna, Flighty

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1970

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