Seiko Cal. 6683 - 506

The Seiko 6683-506 represents an important milestone in Seiko's 1988 lineup. Powered by the 6683 caliber with 22j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-4df8effb7711]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1988

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