WHO WE ARE

GDI is an independent International Laboratories specializing in diamond gemstone and jewelry identification, quality analysis and evaluation. Our laboratory first start in Tel Aviv, And expanded in the world. The art technology, instruments and the most highly experienced gemologists, graduates of the Gemological Institute, to provide the most accurate and professional jewelry, diamond and gemstone evaluations. With state of the art gemological equipment and a staff of distinguished gemologists and appraisers, GDI is establishing elite standards in the world of gemological certificates and appraisals. Our turnaround time is generally 2-3 business days of receipt. We strive to provide our clients with quality service and trusted results they can depend on.

OUR SERVICE

  • Jewelry Certificate
  • Gemstone Certificate
  • Pearls Earrings Certificate
  • Pairs Diamonds Certificate
  • WATCH Certificate
  • PEARL Certificate
  • Diamond Certificate
  • Seal Diamond

RELIABILITY, EXPERIENCE AND PASSION

GDI Laboratories are respected diamond grading laboratory. We have pioneered the development of the first scientific system used to evaluate how well a diamond has been cut. A diamond’s cut is the most important C of all of the four C’s. When a diamond is well cut it reflects and refracts light to the maximum degree. GDI has been acclaimed as a worldwide innovator due to our extensive research and development in determining the cut grade of diamonds.

HAVING MORE CHOICES

Worldwide, there are many laboratories available for diamond certification. GDI laboratories are widely considered amongst the reliable names in the grading industry. We at aig have anaffordable approach to conducting business to suit any customer’s needs.

A TRUE VALUE FOR YOUR DIAMOND

People from all over the world send their diamonds to the GDI Laboratory for grading and analysis. Our clients put their business in our hands and their trust in our expertise – and we are extremely careful with both.

KNOW WHERE YOU STAND, GET YOUR DIAMOND APPRAISED

The acquisition of a diamond or precious gemstone can be an important expression of love or accomplishment that simultaneously represents a major investment. It is essential for a diamond proprietor to have certification of the characteristics of the diamond in order to obtain confidence in the integrity of what they have acquired. An GDI Diamond or Gemstone Certificate is a statement issued by one of our independent gemological laboratories documenting thecharacteristics of the stone as determined by our experienced diamond graders at the time of evaluation. conducting business to suit any customer’s needs.