Education

How to Verify Your IGI Certificate (and What the Laser Inscription Means)

Every certified Zack & Elle diamond comes with an IGI report and a laser-inscribed stone ID. Here's how to look up your report online and confirm your diamond matches it.

IGI vs. GIA Certification: What It Means for Your Lab-Grown Diamond

IGI and GIA are the two leading diamond grading labs. Here's how they differ for lab-grown diamonds, and why IGI is the standard most trusted retailers use.

Certification- The 5th C

Certification is proof of a diamond’s 4C’s grading. Although many diamonds look the same, they are not all going to be of equal quality. Diamond certification is the written proof of a diamo...