Seiko Cal. 5283 - 813

This Spring Drive model from 1979 features a 44mm Stainless Steel case. Powered by the 5283 caliber with 18j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-ee1daba7157c]

Also known as: Turtle, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Burgundy

Jewels

18j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1979

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