Seiko Cal. 5643 - 115

This Solar model from 1971 features a 34mm Hardlex-Coated Steel case. Powered by the 5643 caliber with 21j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-77567fdf8c58]

Also known as: Sportsmatic, Crown

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1971

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