Seiko Cal. 4593 - 683

The Seiko 4593-683 represents an important milestone in Seiko's 1974 lineup. Powered by the 4593 caliber with 28j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-a433586f0f67]

Also known as: Tuna, Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1974

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