Engagement Rings Through the Ages

The engagement ring’s romantic traditions resonate through time. The Romans first introduced the betrothal ring as a plain, iron hoop. Among the gentry, the iron ring was worn while indoors and replaced with the more valuable gold band when outdoors. As early as the 4th century AD, inscriptions, elaborate or as simple as “honey,” embellished the inside of the band.


Before You Visit a Jeweler, Ace the 4Cs

All diamonds are rare and no two diamonds are alike. A diamond’s quality and rarity is determined by its unique combination of characteristics of Color, Cut, Clarity and Carat Weight.  The International Diamond Grading System™, used around the world since its invention by GIA in the 1950s, is based on the Four Cs.


Jewelry at the Golden Globes

No matter what you think of the awards ceremony itself, the Golden Globes are always a red carpet spectacular. Here are some great pix of the jewelry worn by celebrities who attended from the show.


All About GIA

GIA does more than set the integrity standards in the gem and jewelry industry. We provide research, lab services and educate gemologists from around the world. In this 6-minute video, Bev Hori, GIA education director, explains the global impact of GIA, giving you a broader view of what we do in Carlsbad, CA.


Please Guys, It’s Not About Size…

There are a lot of guys looking for the perfect diamond engagement ring right now. Essentially, you’ve got a month until Valentine’s Day, right? We’ll be putting together some buying tips to help you through the process.

Home | FAQ | Site Map | GIA 4Cs Blog | Contact a Diamond Expert | Comments & Suggestions
4Cs Education | More Diamond Information | GIA Grading & Reports | Diamond Buying Guide | About GIA
Use of this site signifies your agreement to its terms of use. © 2002 - 2016 Gemological Institute of America Inc. GIA is a nonprofit 501(c)(3) organization. All rights reserved.
World Headquarters and The Robert Mouawad Campus 5345 Armada Drive, Carlsbad, California 92008 (760) 603-4000
This page was last updated Friday 6th of May 2016 12:57:55 PM
/* OnlineOpinion v5.9.0 Released: 11/17/2014. Compiled 11/17/2014 01:01:01 PM -0600 Branch: master 7cffc7b9a0b11594d56b71ca0cb042d9b0fc24f5 Components: Full UMD: disabled The following code is Copyright 1998-2014 Opinionlab, Inc. All rights reserved. Unauthorized use is prohibited. This product and other products of OpinionLab, Inc. are protected by U.S. Patent No. 6606581, 6421724, 6785717 B1 and other patents pending. http://www.opinionlab.com Resource added 8/6/2015, ali.farhoumand@gia.edu */