{"id":34480,"date":"2022-10-14T15:26:17","date_gmt":"2022-10-14T13:26:17","guid":{"rendered":"https:\/\/ssef.ch\/masterclass\/"},"modified":"2026-10-07T11:43:14","modified_gmt":"2026-10-07T09:43:14","slug":"cours-gratuit","status":"publish","type":"page","link":"https:\/\/www.ssef.ch\/fr\/cours-gratuit\/","title":{"rendered":"D\u00e9couvrir les pierres pr\u00e9cieuses \u2013 Cours en ligne gratuits du SSEF"},"content":{"rendered":"\t\t
\n\t\t\t\t\t\t
\n\t\t\t\t\t\t
\n\t\t\t\t\t
\n\t\t\t
\n\t\t\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t

D\u00e9couvrir les pierres pr\u00e9cieuses –
Cours en ligne gratuits du SSEF<\/h1>

Initiez votre parcours en pierres pr\u00e9cieuses avec ces cours d’introduction en ligne et acc\u00e9dez \u00e0 des donn\u00e9es de l’une des principales autorit\u00e9s mondiales sur les pierres pr\u00e9cieuses de couleur, les diamants et les perles.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

\n\t\t\t
\n\t\t\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t
\n\t
\n\t\t\t\t\t\"\"\t\t\t<\/div>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
\n\t\t\t\t\t\t
\n\t\t\t\t\t
\n\t\t\t
\n\t\t\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t

Choisissez votre cours gratuit<\/span><\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t\t\t
\n\t\t\t\t\t
\n\t\t\t
\n\t\t\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"france\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tDiamants<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u00c9meraudes<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tPerles<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tRubis<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tSaphirs<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tGrenats<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tOpales<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tSpinelles<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tTourmalines<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tJade<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tHistoire du bijou<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tD\u00e9veloppement durable<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t
\n\t\t\t
\n\t\t\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"royaume-uni\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tDiamonds<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tEmeralds<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tPearls<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tRubies<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tSapphires<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tGarnets<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tOpals<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tSpinels<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tTourmalines<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tJade<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tJewellery history<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tSustainability<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t
\n\t\t\t
\n\t\t\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"chine\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u94bb\u77f3<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u7956\u6bcd\u7eff<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u73cd\u73e0<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u7ea2\u5b9d\u77f3<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u84dd\u5b9d\u77f3<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u77f3\u69b4\u77f3<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u6b27\u6cca<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u5c16\u6676\u77f3<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u78a7\u73ba<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t
\n\t\t\t
\n\t\t\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"chine\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u947d\u77f3<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u7956\u6bcd\u7da0<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u73cd\u73e0<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u7d05\u5bf6\u77f3<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u85cd\u5bf6\u77f3<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u77f3\u69b4\u77f3<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u6b50\u6cca<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u5c16\u6676\u77f3<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u78a7\u74bd<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t
\n\t\t\t
\n\t\t\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"japon\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u30a8\u30e1\u30e9\u30eb\u30c9<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u771f\u73e0<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u30eb\u30d3\u30fc<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u30b5\u30d5\u30a1\u30a4\u30a2<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u30ac\u30fc\u30cd\u30c3\u30c8<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u30aa\u30d1\u30fc\u30eb<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u30b9\u30d4\u30cd\u30eb<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u30c8\u30eb\u30de\u30ea\u30f3<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u7fe1\u7fe0<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u30b8\u30e5\u30a8\u30ea\u30fc\u306e\u6b74\u53f2<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u30b5\u30b9\u30c6\u30ca\u30d3\u30ea\u30c6\u30a3<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t
\n\t\t\t
\n\t\t\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"burmese-1.png\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u1014\u102e\u101c\u102c<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u1015\u1010\u1039\u1010\u1019\u103c\u102c\u1038<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t
\n\t\t\t
<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"farsi_iran_50x50\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u0627\u0644\u0645\u0627\u0633\u200c\u0647\u0627<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u0632\u0645\u0631\u062f\u0647\u0627<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u0645\u0631\u0648\u0627\u0631\u06cc\u062f\u0647\u0627<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u06cc\u0627\u0642\u0648\u062a\u200c\u0647\u0627\u06cc \u0633\u0631\u062e<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\t\u06cc\u0627\u06a9\u0648\u062a\u200c\u0647\u0627\u06cc \u0622\u0628\u06cc<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t
\n\t\t\t
<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"italien_50x50\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\n\tDiamanti<\/span>\n<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
\n\t\t\t\t\t\t
\n\t\t\t\t\t
\n\t\t\t
\n\t\t\t\t\t\t
\n\t\t\t\t
\n\t\t\t\t\t\t\t\t\t

Who are these courses for?<\/h3>
  • Curious about diamonds and gemstones who wants to start learning more with free courses.<\/li>
  • People in the diamond, gem or jewellery trade that want to gain expert insights on topics such as synthetic diamonds, treatments in emeralds, ruby origins, colour terms in sapphires or the rarity of natural pearls. And many more themes and gems.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t
    \n\t\t\t
    \n\t\t\t\t\t\t
    \n\t\t\t\t
    \n\t\t\t\t\t\t\t\t\t

    About the courses<\/h3>
    • Self-paced courses: access the information you want, when you want it.<\/li>
    • Test your knowledge about these different gems with a quiz at the end of each course. Please note these are short introductory courses, they are not trade qualifications nor\u00a0do they give you the possibility of adding letters\/credentials after your name.<\/span><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t
      \n\t\t\t\t\t\t
      \n\t\t\t\t\t
      \n\t\t\t
      \n\t\t\t\t\t\t
      \n\t\t\t\t
      \n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\"\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

      D\u00e9couvrir les pierres pr\u00e9cieuses –Cours en ligne gratuits du SSEF Initiez votre parcours en pierres pr\u00e9cieuses avec ces cours d’introduction en ligne et acc\u00e9dez \u00e0 des donn\u00e9es de l’une des principales autorit\u00e9s mondiales sur les pierres pr\u00e9cieuses de couleur, les diamants et les perles. Choisissez votre cours gratuit Diamants \u00c9meraudes Perles Rubis Saphirs Grenats Opales […]<\/p>\n","protected":false},"author":10,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-full-width.php","meta":{"_acf_changed":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"class_list":["post-34480","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"\nD\u00e9couvrir les pierres pr\u00e9cieuses \u2013 Cours en ligne gratuits du SSEF - SSEF<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ssef.ch\/fr\/cours-gratuit\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"D\u00e9couvrir les pierres pr\u00e9cieuses \u2013 Cours en ligne gratuits du SSEF - SSEF\" \/>\n<meta property=\"og:description\" content=\"D\u00e9couvrir les pierres pr\u00e9cieuses –Cours en ligne gratuits du SSEF Initiez votre parcours en pierres pr\u00e9cieuses avec ces cours d’introduction en ligne et acc\u00e9dez \u00e0 des donn\u00e9es de l’une des principales autorit\u00e9s mondiales sur les pierres pr\u00e9cieuses de couleur, les diamants et les perles. Choisissez votre cours gratuit Diamants \u00c9meraudes Perles Rubis Saphirs Grenats Opales […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.ssef.ch\/fr\/cours-gratuit\/\" \/>\n<meta property=\"og:site_name\" content=\"SSEF\" \/>\n<meta property=\"article:modified_time\" content=\"2026-10-07T09:43:14+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.ssef.ch\/wp-content\/uploads\/2022\/11\/gemstone-expert-ssef.jpg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.ssef.ch\\\/fr\\\/cours-gratuit\\\/\",\"url\":\"https:\\\/\\\/www.ssef.ch\\\/fr\\\/cours-gratuit\\\/\",\"name\":\"D\u00e9couvrir les pierres pr\u00e9cieuses \u2013 Cours en ligne gratuits du SSEF - SSEF\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.ssef.ch\\\/zh-hans\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.ssef.ch\\\/fr\\\/cours-gratuit\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.ssef.ch\\\/fr\\\/cours-gratuit\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.ssef.ch\\\/wp-content\\\/uploads\\\/2022\\\/11\\\/gemstone-expert-ssef.jpg\",\"datePublished\":\"2022-10-14T13:26:17+00:00\",\"dateModified\":\"2026-10-07T09:43:14+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.ssef.ch\\\/fr\\\/cours-gratuit\\\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.ssef.ch\\\/fr\\\/cours-gratuit\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/www.ssef.ch\\\/fr\\\/cours-gratuit\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.ssef.ch\\\/wp-content\\\/uploads\\\/2022\\\/11\\\/gemstone-expert-ssef.jpg\",\"contentUrl\":\"https:\\\/\\\/www.ssef.ch\\\/wp-content\\\/uploads\\\/2022\\\/11\\\/gemstone-expert-ssef.jpg\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.ssef.ch\\\/fr\\\/cours-gratuit\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.ssef.ch\\\/fr\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"D\u00e9couvrir les pierres pr\u00e9cieuses \u2013 Cours en ligne gratuits du SSEF\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.ssef.ch\\\/zh-hans\\\/#website\",\"url\":\"https:\\\/\\\/www.ssef.ch\\\/zh-hans\\\/\",\"name\":\"SSEF\",\"description\":\"A world leader in coloured gemstone, diamond and pearl testing\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.ssef.ch\\\/zh-hans\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.ssef.ch\\\/zh-hans\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.ssef.ch\\\/zh-hans\\\/#organization\",\"name\":\"SSEF\",\"url\":\"https:\\\/\\\/www.ssef.ch\\\/zh-hans\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\\\/\\\/www.ssef.ch\\\/zh-hans\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/ssef.ch\\\/wp-content\\\/uploads\\\/2017\\\/11\\\/logo-ssef.png\",\"contentUrl\":\"https:\\\/\\\/ssef.ch\\\/wp-content\\\/uploads\\\/2017\\\/11\\\/logo-ssef.png\",\"width\":242,\"height\":80,\"caption\":\"SSEF\"},\"image\":{\"@id\":\"https:\\\/\\\/www.ssef.ch\\\/zh-hans\\\/#\\\/schema\\\/logo\\\/image\\\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"D\u00e9couvrir les pierres pr\u00e9cieuses \u2013 Cours en ligne gratuits du SSEF - SSEF","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.ssef.ch\/fr\/cours-gratuit\/","og_locale":"fr_FR","og_type":"article","og_title":"D\u00e9couvrir les pierres pr\u00e9cieuses \u2013 Cours en ligne gratuits du SSEF - SSEF","og_description":"D\u00e9couvrir les pierres pr\u00e9cieuses –Cours en ligne gratuits du SSEF Initiez votre parcours en pierres pr\u00e9cieuses avec ces cours d’introduction en ligne et acc\u00e9dez \u00e0 des donn\u00e9es de l’une des principales autorit\u00e9s mondiales sur les pierres pr\u00e9cieuses de couleur, les diamants et les perles. Choisissez votre cours gratuit Diamants \u00c9meraudes Perles Rubis Saphirs Grenats Opales […]","og_url":"https:\/\/www.ssef.ch\/fr\/cours-gratuit\/","og_site_name":"SSEF","article_modified_time":"2026-10-07T09:43:14+00:00","og_image":[{"url":"https:\/\/www.ssef.ch\/wp-content\/uploads\/2022\/11\/gemstone-expert-ssef.jpg","type":"","width":"","height":""}],"twitter_card":"summary_large_image","twitter_misc":{"Dur\u00e9e de lecture estim\u00e9e":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.ssef.ch\/fr\/cours-gratuit\/","url":"https:\/\/www.ssef.ch\/fr\/cours-gratuit\/","name":"D\u00e9couvrir les pierres pr\u00e9cieuses \u2013 Cours en ligne gratuits du SSEF - SSEF","isPartOf":{"@id":"https:\/\/www.ssef.ch\/zh-hans\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.ssef.ch\/fr\/cours-gratuit\/#primaryimage"},"image":{"@id":"https:\/\/www.ssef.ch\/fr\/cours-gratuit\/#primaryimage"},"thumbnailUrl":"https:\/\/www.ssef.ch\/wp-content\/uploads\/2022\/11\/gemstone-expert-ssef.jpg","datePublished":"2022-10-14T13:26:17+00:00","dateModified":"2026-10-07T09:43:14+00:00","breadcrumb":{"@id":"https:\/\/www.ssef.ch\/fr\/cours-gratuit\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.ssef.ch\/fr\/cours-gratuit\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.ssef.ch\/fr\/cours-gratuit\/#primaryimage","url":"https:\/\/www.ssef.ch\/wp-content\/uploads\/2022\/11\/gemstone-expert-ssef.jpg","contentUrl":"https:\/\/www.ssef.ch\/wp-content\/uploads\/2022\/11\/gemstone-expert-ssef.jpg"},{"@type":"BreadcrumbList","@id":"https:\/\/www.ssef.ch\/fr\/cours-gratuit\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.ssef.ch\/fr\/"},{"@type":"ListItem","position":2,"name":"D\u00e9couvrir les pierres pr\u00e9cieuses \u2013 Cours en ligne gratuits du SSEF"}]},{"@type":"WebSite","@id":"https:\/\/www.ssef.ch\/zh-hans\/#website","url":"https:\/\/www.ssef.ch\/zh-hans\/","name":"SSEF","description":"A world leader in coloured gemstone, diamond and pearl testing","publisher":{"@id":"https:\/\/www.ssef.ch\/zh-hans\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.ssef.ch\/zh-hans\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Organization","@id":"https:\/\/www.ssef.ch\/zh-hans\/#organization","name":"SSEF","url":"https:\/\/www.ssef.ch\/zh-hans\/","logo":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.ssef.ch\/zh-hans\/#\/schema\/logo\/image\/","url":"https:\/\/ssef.ch\/wp-content\/uploads\/2017\/11\/logo-ssef.png","contentUrl":"https:\/\/ssef.ch\/wp-content\/uploads\/2017\/11\/logo-ssef.png","width":242,"height":80,"caption":"SSEF"},"image":{"@id":"https:\/\/www.ssef.ch\/zh-hans\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/www.ssef.ch\/fr\/wp-json\/wp\/v2\/pages\/34480","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ssef.ch\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.ssef.ch\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.ssef.ch\/fr\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ssef.ch\/fr\/wp-json\/wp\/v2\/comments?post=34480"}],"version-history":[{"count":45,"href":"https:\/\/www.ssef.ch\/fr\/wp-json\/wp\/v2\/pages\/34480\/revisions"}],"predecessor-version":[{"id":51349,"href":"https:\/\/www.ssef.ch\/fr\/wp-json\/wp\/v2\/pages\/34480\/revisions\/51349"}],"wp:attachment":[{"href":"https:\/\/www.ssef.ch\/fr\/wp-json\/wp\/v2\/media?parent=34480"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}