Expert Diamond Laboratory

We offer independent expertise in diamonds, precious stones, minerals and related fields. From survey work and appraisals to training, consulting and secure transactions, we provide trusted knowledge and guidance for professionals, investors and private clients worldwide.
  • Eddy Vleeschdrager
  • EXP 2385792
  • Florence Nobels
  • EXP 88268683
  • appraising
  • expertises
  • evaluation
  • survey
  • audit
  • ISO-1724 by EUROCERTICE Lux.2010-20
  • NATO SECURITY CLEARENCE 48542/26542 2010-20

The multi-colored family of Garnet

The garnet family is notable for its wide variety of colors and a very broad spectrum of gemological data, including structure, density, and refractive index. There are several types of...
Logos of organizations Expert Diamond is connected with

Our training

Discover our specialized courses and lectures on precious stones, diamonds, and gemological instruments to enhance your knowledge.

Our expertise

Explore how we can assist with appraisals, consulting, and counterclaim management for your valuable assets.

Hardness 10 | 5th edition

Visit HARDNESS10.BE | DURETE10.BE
or GEM-APPRAISERS.ORG for more information

Expert Diamond is specialized in

  • Survey work
  • Transfer of technology
  • Basic training of personnel
  • Lectures
  • Mining consultancy
  • Security consultancy
  • Counterclaim handling
  • Appraisal for bankruptcy
  • Appraisal of inheritance, legacy
  • Appraisal and evaluation before purchasing
  • Selling precious stones on the market

The Invaluable Worth of Burmese Sapphires

Burmese sapphires rank among the world’s most coveted gemstones. Their deep royal-blue hue, rarity, and rich history make them a prized choice for collectors and investors alike. Yet their beauty...

Opal and the phenomenon of opalization

Opal is one of the most intriguing and enchanting gemstones the earth has to offer. With its unique play of color and mysterious appearance, it has fascinated jewelers, collectors, and...