Company Profile

GIS is a high quality diamond and jewelry grading laboratory. Due to our
commitment to operate in accordance with the highest international standards, we are
well respected by both diamonds manufactures and consumers.

Availability and Precision, for everyone at any quantity

The institute's technologically advanced labs ensure a timely, reliable test of the
highest level for all your diamonds and jewelry needs.

We are based in Israel and are within walking distance to the country's leading traders
and manufactures. This allows the institute to offer first rate diagnostician services at,
along with advanced advisement services to help improve the quality of diamonds.
Our primary goal is to accommodate to the special needs of the Israeli diamond market.


Overall, What helps separate GIS from similar jewelry and diamond grading
laboratories is the personal attention to detail that we continually provide to all
of our clients


Diamond Complex
Diamond Exchange, Ramat-Gan