Diamond G Inc.

08/14/2026

Yellow gemstones radiate warmth, light and individuality—each with its own unique traits.

Yellow diamonds range from faint to vivid, offering exceptional brilliance, hardness and luster. Yellow sapphires display bright yellow hues with excellent durability and strong value—especially when untreated. Citrine spans a wide range from lemon yellow to deep orange and remains one of the most accessible options.

Golden topaz shows rich honey to golden hues with moderate brilliance and very good hardness. Heliodor, also known as golden beryl, is typically lighter in color, with a soft, luminous glow. Sphene is the softest gem in this group, but it stands out for its vivid yellow-green color and strong fire—often exceeding that of diamond.

From luminous glow to fiery brilliance, there’s a yellow gem to suit every taste and lifestyle.

Learn all must-know gemstones on our website: https://bit.ly/4ftq5EP

08/10/2026

08/06/2026

08/06/2026

Every natural diamond tells a story—and clarity helps reveal it. GIA diamond clarity grades describe the visibility of internal inclusions and external blemishes under 10× magnification.

Common inclusions include clouds, needles, pinpoints and feathers. Often, these are tiny crystals trapped during diamond formation or small fractures created by immense pressure deep within the Earth.

To determine a diamond's clarity grade, GIA evaluates the size, number, position, nature and relief of these characteristics, assigning a grade from Flawless to Included. Diamonds with clarity grades of VS2 and higher typically have no inclusions visible to the unaided eye. While Flawless and Internally Flawless diamonds are typically the rarest and most sought-after, inclusions are fascinating because they tell the story of a diamond's journey from deep within the Earth to the surface.

Learn more about diamond clarity on our blog: https://bit.ly/3RSQnqK

07/24/2026

From timeless to brilliant. Explore how diamond cutting has evolved through the centuries, shaping the sparkle we admire today.

07/23/2026

With its rich red color and centuries of lore, ruby is one of the world's most coveted gemstones. If you're shopping for July's birthstone, here are four factors to consider:

Color: The finest rubies display a vivid red color, known as “pigeon’s blood”, but rubies can range from pure red to purplish red and slightly orangy red. Some exhibit strong red fluorescence, even glowing in daylight.
Clarity: Inclusions are expected in natural rubies. They generally do not affect value unless they impact transparency, durability or overall appearance. Most rubies are heat treated, while others may be fracture-filled to improve clarity. Because treatments can affect value, be sure your ruby comes with a gemological report that identifies any potential treatments.
Cutting Style: Fine rubies are typically faceted to maximize color and brilliance. More heavily included material is often fashioned into cabochons, some of which display a six-rayed star known as asterism.
Carat Weight: Large, high-quality rubies are exceptionally rare, causing value to increase dramatically as size increases.

Learn how to choose a ruby that's right for you on our website: https://bit.ly/4foBeGK

07/06/2026

Amethyst is a purple variety of quartz with moderate hardness. Keep your amethyst looking vibrant with a few simple steps:

- Clean gently: Use warm, soapy water and a soft brush. Ultrasonic cleaners are usually safe; avoid steam cleaning.
- Avoid heat & strong light: Extreme temperatures and prolonged exposure can cause fractures or fade color.
- Avoid harsh chemicals: Keep amethyst away from bleach, oven cleaners, drain cleaners and other strong products.
- Store separately: Amethyst can be scratched by harder gems like sapphire and diamond—store it in its own pouch or compartment.

Learn how to best care for your amethyst jewelry: https://bit.ly/3QgP18r

06/22/2026

Before a global standard existed, diamond quality and value were often described using inconsistent terms like “AAA,” “blue-white” or “fine,” leaving buyers uncertain and making comparisons difficult. In the 1940s, the Gemological Institute of America introduced the 4Cs—cut, color, clarity and carat weight—a universal language for evaluating diamonds. Today, the 4Cs are used worldwide to bring clarity and consistency, helping professionals and consumers compare diamonds with confidence.

Read more about the 4Cs of diamond quality on our blog: https://bit.ly/4dXEsAv