Category Archives: Diamond Certificates

Round Brilliant Cut: Jewelry Terminology

In jewelry terminology a round brilliant diamond cut stone has multiple facets that give the stone maximum brilliance.  A round brilliant cut looks somewhat like a geometric cone. The first round brilliant cut was invented by Marcel Tolkowsky in 1919. Before the RB, there wasn’t a standard cut for round diamonds. Most were a mashup of rose cut, Old European or full cut diamond properties, and each cutter had his own particular style of slicing. When Tolkowsky published his thesis “RESEARCH ON THE ABRADING, GRINDING OR POLISHING OF DIAMOND,” he applied then-cutting-edge (lol) technology with his genetically inherited expertise. He Read More →

EGL vs GIA – Just The Facts

I’ve written a lot about GIA, EGL, and diamond certificates in general. Typically, I’m pretty passionate (read: opinionated!) But I realized that I might be missing a bare bones, to-the-point breakdown of these two major grading labs. Just the facts. So I want to share a few tidbits about each, saving my biased opinion for the end. Here we go, EGL vs GIA. EGL (European Gemological Laboratory): EGL was established in 1974 and employs a staff of over 1,100 – many of which are scientists, certified diamond graders, and educators. EGL’s international locations are found in cities such as Paris, Read More →

Rock Beats Paper – Shopping for Diamond Certificates vs. Diamonds

Hi there! If you’re new here, welcome. I’m re-posting a few of my old favorites for the new (and growing) audience here. This guide to shopping for a diamonds vs. diamond certificates is one of my favorites. I’m so happy you clicked over from Insta or Pinterest or Tumblr, and I hope you enjoy an insane amount of engagement ring eye candy and rambling advice about how to score a great deal on them. Your entire life you’ve been led to believe that paper beats rock. When it comes time to buy an engagement ring, the maxim gets reversed. When a jeweler Read More →