Seiko Cal. 6668 - 593

The Seiko 6668-593 represents an important milestone in Seiko's 1968 lineup. Powered by the 6668 caliber with 20j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-99490908c0a8]

Also known as: Sportsmatic, Arnie

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1968

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