spinner
en
  • EN
  • DE
  • 中文
Location
High Jewellery & Luxury Watches from Switzerland
BAG ( )
MY ACCOUNT LOGIN
  • Jewellery Jewellery
    • Our Jewellery
    • Categories
      • Rings
      • Necklaces
      • Earrings
      • Bracelets
    • Masterpieces
      • All Masterpieces
    • Lines
      • Classics
      • Feather
      • Lily
      • Sparks
      • All Lines
    • Love & Engagement
      • Wedding Bands
      • Engagement Rings
    • Gemstones
      • Ruby Jewellery
      • Sapphire Jewellery
      • Emerald Jewellery
      • Diamond Jewellery
  • Watches Watches
    • The exclusive selection
    Watch Brands
      • Patek Philippe
      • Baume & Mercier
      • Bvlgari
      • Chanel
      • Corum
      • Glashütte Original
      • Gucci
      • Hublot
      • IWC Schaffhausen
      • Jaeger-LeCoultre
      • Montblanc
      • Oris
      • Parmigiani Fleurier
      • Roger Dubuis
      • Zenith
    • For Her
      • All watches
      • Diamonds
      • Evening
      • Sporty
      • Gifts for her
    • For Him
      • All Watches
      • Aviator
      • Diving Watches
      • Dress watches
      • Sport
      • Gifts for him
  • Gemstones Gemstones
    • the world of coloured gemstones
    • Unique Expertise
      • Dr. Eduard Josef Gübelin
      • The Gübelin Gem Lab
      • Provenance Proof
    • Gemstone Origins
      • Brazil
      • Burma
      • Colombia
      • Kashmir
      • Madagascar
      • Sri Lanka
    Gemstones
      • Ruby
      • Sapphire
      • Emerald
      • Diamond
      • Amethyst
      • Aquamarine
      • Mandarin Garnet
      • Morganite
      • Padparadscha
      • Paraiba Tourmaline
      • Peridot
      • Rubellite
      • Spinel
      • Tanzanite
      • Tourmaline
  • Academy Academy
    • Gübelin Academy
    • Upcoming Courses
      • Level 1 (English), 20 - 21 November, Lucerne
      • Level 2 (English), 24 - 28 November, Lucerne
      • Level 3 (English), 1 - 5 December, Lucerne
      • Practice Days (English), 9 - 10 December, Lucerne
    • The Courses
      • All Upcoming Courses
      • Academy online courses
    • The Gübelin Academy
      • About the Academy
      • The Certification
  • The House The House
    • About the House
    • Philosophy
      • Gübelin's Code of Conduct
      • Deeply Inspired
      • Our values
      • Art and Culture
      • Our design signature
      • The Magazine
    • News
      • News
    • History
      • Since 1854
      • The Gübelin Gem Museum
    • Expertise
      • Our Experts
      • The Gübelin Difference
      • Reference Collection
      • Gemmological Research
    • Career
      • Career
      • Open Positions
    • Responsibility
      • Responsibility
  • Services Services
    • Services
    Jewellery
      • After Sales
      • Bespoke
      • Craftsmanship
      • Guarantee
      • Certification
      • Refresh & Redesign
      • Appraisal & Purchase
      • Gemstone Cuts
    Watches
      • After Sales
      • Complication Guide
      • Guarantee
      • Our Expertise
      • Free Service Assessment
  • Choose Language
    • EN
    • DE
    • 中文
Products Pages

Coloured Gem Professional

Online Courses

Immerse yourself in the fascinating world of coloured gemstones as our trainers share with you their stories, the history, present to you their main valuation criteria, as well as their key gemmological characteristics. An invaluable introduction to anyone interested in or wishing to expand their knowledge of the most important coloured gemstones. The format of this online course has been specially designed to nurture your passion about gemstones providing you with full HD videos staring our Gübelin Academy trainers and also further Gübelin specialists to enhance your personal experience. Your learning outcomes, after each module, will provide you with the knowledge and skillset to feel confident about your gemological bases.

Upon successful completion of each module you will receive a certificate personally signed by our President, Mr. Raphael Gübelin. You will then have the opportunity to continue to an intermediate and advanced course.

Our modules:

  • Scratching the surface

  • The Emerald

  • The Ruby

  • The Sapphire

Scratching the surface

The Emerald

The Ruby

The Sapphire

The Emerald

The Ruby

The Sapphire

Since 1854, we at Gübelin strongly believe that true luxury lies in the uniting of inner beauty and deep knowledge.

Customer Care

  • Shipping
  • Returns
  • Care Jewellery
  • Care Watches
  • Guarantee Watches
  • Guarantee Jewellery
  • FAQ

Our Company

  • About The House
  • Deeply Inspired
  • Our Experts

Legal

  • Terms & Conditions
  • Terms & Conditions TimeVallée
  • Privacy policy
  • Terms of Use
  • Cancellation Policy
  • Impressum

© 2025 Gübelin - All rights reserved

Subscribe to our Newsletter

Follow us

© 2025 Gübelin - All rights reserved

  • Terms & conditions
  • Privacy policy
  • Career
  • News
  • Contact us