GIA’s laboratories use advanced instrumentation and research to deliver accurate grading, identification, and origin ...

Gemstones have long been cherished for their beauty, rarity, and mystical properties. As we move further into the 21st ...

The International Diamond Grading System from the Gemological Institute of America (GIA) established the four Cs as a universal method for determining a diamond's quality: Cut, Clarity ...

“GIA’s diamond color-grading system starts with D – for absolutely ... including the color of the band and the prongs holding the gem.” Keeping this in mind, you can use the color of ...

Why do TVs at Costco and other stores have different model numbers than everyone else? Is it time to upgrade your OLED TV or ...

The final determination of pleochroism (and all other color attributes) for purposes of color grading should be made with the gem in the face-up position, as the stone was designed to be viewed. Yet ...

At 2.33 carats, it’s one of the largest examples of a diamond with a “fancy red” color grading. A gift of Ronald Winston in 2023, it will be on exhibit in the National Museum of Natural ...

Galaxy S25 also elevates cinematic creativity with Galaxy Log, enabling precise color grading options for more ... access to the newest features like Gems, custom AI experts for any topic, and ...

Each Tessera piece now comes with an IGI certificate that guarantees: Authenticity and quality, adhering to global grading standards. Increased value through verified documentation of cut ...