Recent Posts

Incredible Insects

We typically think of insects as pesky critters that make us squirm. Caterpillars, flies, and moths are not what many would consider the winners of Mother Nature’s beauty pageant.


Famous Diamonds: The Orlov

The Orlov, a rare rose-cut gem, described by some as being shaped like half of a pigeon’s egg, has been the target of thieves for centuries. It is also the fourth in our Famous Diamonds series.


Bejeweled Mermaids and their Luxurious Lairs

After years of hiding in the watery depths, mermaids, mythical half-human sea creatures, are surfacing everywhere – in a provocative photo shoot in the December 2013 issue of W ; on countless Starbucks’ cups (the mermaid is their corporate logo); in television shows like Mermaids and H20: Just Add Water; Pinterest, Etsy, and on bridesmaid accessories and wedding dresses.


Jade Buying Guide

A gemstone that conjures up images of heaven and earth, life and death, yin and yang, jade remains hugely popular in China, and all across the world. But did you know that jadeite is available in lavender (but not in pink?)


Crazy for Colored Diamonds

Jewelry connoisseurs have gone crazy for colored diamonds. And their appetites were practically insatiable in 2013.

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 - 2014 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 Wednesday 16th of April 2014 01:20:30 PM