Seiko Cal. 5683 - 928

The Seiko 5683-928 represents an important milestone in Seiko's 1971 lineup. Powered by the 5683 caliber with 19j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-78db66641180]

Also known as: Rally, Sportsmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1971

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