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GIA 4Cs Diamond Blog

GIA 4Cs Diamond Blog

Types of GIA Reports
With nearly 100 years of research, education and experience, GIA is the authority on diamond, gemstone and pearl reports. When it comes to defining diamond quality, there is no substitute for a GIA grading report.
GIA Green Gemstones Buying Guide

Want to spice up your look? Then consider adding green gemstones to your wardrobe. These perennially beautiful gemstones evoke new life, so you’ll look radiant – regardless of the season. Use our guide to find your perfect green gem! (more…)

Contemporaty and Modern Engagement Ring Styles

Every romance has its special moments. Every love is unique. Every engagement celebrates a relationship. And sometimes an unusual engagement ring shows another side.

With these sentiments in mind, we searched for engagement rings with contemporary designs, those that were far off the beaten path. The eclectic pieces we picked share a few themes: they speak of eco-awareness, feature alternative materials, and are for couples looking to make a statement.

(more…)

Zodiac-Inspired Jewelry: Aries

Those born under the astrological sign of Aries (March 21 –  April 19) are thought to be independent, enthusiastic, and courageous – and such a group would naturally want jewelry that is just as unique. (more…)

GIA Holiday Shopping Guide: Gift Ideas for Women

So many designs, so many options! Choosing just the right jewelry piece for a woman can seem daunting. As the authoritative source on diamond and gem knowledge, GIA put together this holiday shopping guide to help give you the confidence to purchase a quality gemstone or piece of jewelry any woman will love. (more…)

Beauty Revealed – Gemstones under the Microscope

Ready for a stunning surprise? Put a gemstone under a high-powered microscope, and you’ll see a world of breathtaking beauty. (more…)

637 carat diamond necklace
World’s Most Expensive Necklace Sets a Guinness Record – L’Incomparable

GIA recently made headlines for grading the statement gem in what has been dubbed the world’s most expensive necklace by the Guinness Book of World Records. (more…)

Asscher Earring: A pair of colorless Asscher cut diamond earrings.
The Asscher Cut: A Cut of Royalty and Reinvention

Some diamond cut’s never go out of style, especially when they boast a royal heritage and have been redesigned and reinvented. Such is the case with the popular Asscher cut. (more…)

GIA Guide to Engagement Ring Settings
Find your perfect engagement ring while balancing style, budget and lasting beauty with expert tips from GIA.
How to Choose and Wear Matching Jewelry for Couples
Explore expert insights on how to choose, wear and style couples' jewelry pieces for any occasion. We'll help you discover the best choice for you and your partner.
Garnet Engagement Ring History, Meaning and Symbolism 
Discover why garnet makes a striking alternative to traditional diamond engagement rings and how to protect them for daily wear.
How to Wear Your Engagement Ring and Wedding Band
Are you a classic romantic or a modern trendsetter? This guide will help you discover how to wear your engagement and wedding rings your way.