Consumers now, more than ever, have a heightened awareness of sustainably and ethically sourced products. The GIA Diamond Origin Report uses scientific evaluation to provide confirmation of a ...

Ruby is the July birthstone – and it’s one of the most coveted of gems. The name is derived from the Latin word ruber, meaning “red” – the color of love and passion. Few things catch the eye like the ...

Our Processing Purpose(s) Our Legal Bases in the EU and Where Applicable Under Other Data Protection Laws. Providing Support and Services. Review and process an account sign-up and registration ...

The September birthstone is sapphire – a gem that’s been cherished for thousands of years. Although the term sapphire usually refers to the blue variety of corundum (ruby is the red variety), this ...

Colored Stone Identification & Origin Report. An Identification Report, with geographic origin added. For polished, loose or mounted natural ruby, sapphire, emerald, Paraíba tourmaline, red spinel and ...

LEARN THE TECHNIQUES USED BY DIAMOND GRADING EXPERTS. The Diamond and Diamond Grading eLearning course brings to life the skills needed to grade the color, clarity and cut of diamonds through video, ...

Pearl’s Mohs hardness is 2.5, so care should be taken not to scratch it. Gem and mineral hardness is measured on the Mohs scale. The numbers are based on the relative ease or difficulty with which one ...

The Graduate Jeweler diploma program is a hands-on experience that introduces students to the knowledge and skills required for a career in jewelry fabrication and repair. You will work with gemstones ...

Explore a Career in Corporate Comprising of marketing, human resources, legal, business development, information technology and more, our corporate teams promote and protect GIA, caring for employees ...

Useful contact information if you’re looking for a professional to value your gem or jewelry item. GIA does not provide an appraised value for gemstones or jewelry. This service should be performed by ...

Pearl, Alexandrite, Moonstone are the three birthstones for June. Learn about the history and where these three June birthstones can be found, so that you can buy the perfect June birthstone for you ...

Amethyst, the February birthstone, is the purple variety of quartz. It is said to prevent drunkenness and make you quick witted in business. You once had to be rich to own this birthstone for February ...