The guardian of aromas
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Clean - Choice - Consistency


Sensorial neutrality for the perfect preservation of your wines.


Different permeabilities to meet the specific characteristics of each wine.


A manufacturing process mastered for consistency, bottle to bottle, year after year.

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All the advantages of cork, without the inconveniences


Trusted companions of fine wines, Diam, Mytik Diam and Altop closures help maintain an incomparable sensorial purity and ensure consistency throughout the life of bottled wine.

Choosing Diam Cork offers your consumers the guarantee of enjoying the purest result of the winemakers’ work, bottle after bottle, year after year.

For every wine it’s Diam:

Discover all our products, Diam for still wines, Mytik Diam for sparkling wines and Altop for spirits with options in permeability, dimensions, and branding.  Find the closure that best suits your needs.

  • Salon Vinitech

    02 December 2014

    Salon Vinitech

    Location: Bordeaux (France) Date: from 2nd to 4th of december 2014 Booth: 2702 (Hall 1 Allée D)

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  •  Conférence Diam Bouchage au Brésil

    21 October 2014

    Conférence Diam Bouchage au Brésil

    Ce mois-ci, notre directeur commercial Bruno de Saizieu a parcouru l’Amérique du Sud pour présenter Diam Bouchage et ses produits: 15 jours, 4 pays et près de 100 œnologues rencontrés !

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  • Diam Bouchage au salon VitiVini

    17 October 2014

    Diam Bouchage au salon VitiVini

    Comme chaque année, l’équipe Mytik Diam était présente au salon VitiVini qui se déroulait au Millésium d’Epernay du 14 au 17 octobre 2014.

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