• Ask your question

    100 Questions -‎ ‎ ‎ ‎ ‎ ‎ ‎ 100 Answers

    On the occasion of the 100th anniversary of the Gübelin Gem Lab, we would like to provide answers to all your questions to the best of our knowledge and capabilities.

  • Watch lectures

    GÜBELIN GEM LAB ONLINE LECTURES

    Discover our regular video lectures about the world of coloured gemstones.

  • Discover the technologies

    Provenance Proof

    Technologies enabling more transparency in the gemstone industry