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Vintage Zenith Sporto Cushioned Watch — Hi-Beat 28800 (1970s)

Only 1 available


Selling price€870,00

Shipping from Europe — taxes and customs duties are the buyer's responsibility outside the EU

Lifetime authenticity guarantee

Serviced movement & 1 year warranty

International shipping

Photo taken on a 17.5 cm wrist


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Zenith Sporto vintage: a hi-beat mechanical steel watch

This Zenith Sporto vintage watch is an elegant dress mechanical piece with a brushed steel cushion case and a silver-white dial. Signed Zenith — one of the oldest Swiss manufactures, founded in 1865 and renowned for its precision movements — it is powered by a hand-wound “hi-beat” calibre. Dated to the early 1970s, this piece with its sporty yet dressy character is just as suitable on a man’s wrist as on a woman’s. A true manufacture watch, reliable and full of character.

The silver-white dial highlights long faceted black baton indexes, the Zenith star beneath 12 o’clock, and the “Zenith 28800” and “Sporto” signatures. Baton hands and a fine central seconds hand sweep across the ensemble, beneath the “Swiss Made T” mention, which attests to an original tritium dial and hands. A luminous, graphic dial, typical of Swiss horological style in the 1970s.

At the heart of this Zenith beats the manual calibre 2562, a manufacture “hi-beat” movement oscillating at 28,800 vibrations per hour — eight beats per second, nearly double that of a standard movement of the era. This high frequency, indicated by the “28800” on the dial, gives it remarkable precision and fluidity. Reserved for the upper end of the Zenith range, this 17-jewel calibre offers a beautiful power reserve of around 50 hours. Fully serviced, it ensures reliable everyday operation.

With its 35mm case in steel and cushion shape, this vintage watch offers a versatile and assertive size on the wrist of both a man and a woman — a true unisex

watch
. The dial shows slight oxidation around the edge and tritium patina, and the steel has a few fine traces of wear, consistent with its age and disclosed with full transparency. The acrylic
crystal
is rated 7/10. It is fitted with a black leather strap, not original, and a
buckle
clasp.

Three points to note

  • Zenith Sporto vintage watch, brushed steel cushion case, silver-white dial with faceted indexes (early 1970s).
  • Zenith manufacture manual calibre 2562, “hi-beat” 28,800 vph, fully serviced.
  • Unisex
    watch (men and women); original tritium dial with slight patina and edge oxidation (disclosed).

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Technical specifications

  • Brand: Zenith
  • Model: Sporto 28800, cushion shape
  • Estimated year: Early 1970s
  • Origin: Switzerland
  • Gender: Men’s and women’s watch (
    unisex
    )
  • Movement: Manual, Zenith manufacture calibre 2562, “hi-beat” 28,800 vph, 17 jewels
  • Functions: Hours, minutes, seconds
  • Case
    :
    Brushed steel (steel case back), cushion shape
  • Dimensions: 35mm (37mm with the crown)
  • Lug to lug: 36.7mm
  • Thickness: 11mm (
    crystal
    included)
  • Lug width
    :
    19mm
  • Crown: Steel, original
  • Dial: Silvery white, faceted black baton indexes, Zenith star, signatures “Zenith 28800” and “Sporto”, tritium (“Swiss Made T”), original
  • Hands: Baton hands (hours, minutes) and central seconds hand, tritium, original
  • Crystal
    :
    Acrylic, in good condition (7/10)
  • Bracelet: Black leather, not original
  • Buckle
    :
    Pin buckle, not original

Condition and guarantee

  • Overall condition: In beautiful preserved condition. Original dial showing slight edge oxidation and tritium patina; the steel bears a few fine traces of wear, consistent with its age. Mechanical movement serviced and fully functional.
  • Water resistance: Not guaranteed (vintage watch)
  • Authenticity: Lifetime guarantee
  • Movement: Serviced manual-wind movement, guaranteed for 1 year
  • Included: Atelier Victor invoice, protective case
  • Not included: Original box and papers

Frequently asked questions

What does “28800” on the dial of this Zenith mean?
“28800” indicates the movement frequency: 28,800 vibrations per hour, or eight beats per second. This is known as a “hi-beat” movement. This high frequency, nearly double that of a standard movement of the era, improves precision and gives the seconds hand a particularly smooth sweep.

What is the Zenith manufacture?
Founded in 1865, Zenith is one of the oldest Swiss watch manufactures, and one of the few to have always produced its own movements. Decorated with a great many chronometry prizes, it is especially renowned for its El Primero automatic chronograph (1969), beating at 36,000 vibrations per hour.

Is the movement mechanical or battery-powered?
It is entirely mechanical, hand-wound: it is wound each day via the crown, with no battery. Caliber 2562 offers a power reserve of approximately 50 hours once wound. It has been fully serviced and is guaranteed for 1 year.

What is the tritium indicated by “Swiss Made T”?
The “T” indicates that the original dial and hands use tritium as their luminous material, common on watches from the 1970s. Over time, tritium develops a warm patina much appreciated by collectors; however, its luminosity is no longer active, which is normal for a piece of this age.

Is this watch suitable for a man or a woman?
It is a

unisex
watch. Its 35mm cushion case suits both a masculine and feminine wrist. Its white dial and sporty-elegant character make it a versatile watch, elegant for everyday wear as well as for evening occasions.

 

A piece selected by Atelier Victor

Authenticated, checked, and photographed by us. As all sales are final, our team remains available 7 days a week on WhatsApp to answer your questions, share additional photos or a video of the piece in hand — so that your choice can be made with complete peace of mind.

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