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GIA 4Cs Diamond Blog

GIA 4Cs Diamond Blog

Famous Birthstones: Diamond

What makes a diamond famous? It may be its rarity or even its size. But more often than not, a diamond’s fame comes from its association with a person of historical influence. Learn about the world’s most famed diamonds, including those owned by the luminary Elizabeth Taylor, the British Royal Family, and the renowned Napoleon Bonaparte. With jewels such as these, April babies are honored to have the most beloved and sought after birthstone: the diamond. (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…)

How to Select a Princess Cut Diamond

If you’re searching for a diamond that has a lot of brightness and is somewhat less conventional than the standard round brilliant, a princess cut diamond might be perfect for you. (more…)

Celebrating Richard T. Liddicoat: Creator of the GIA Diamond Grading System™

March 2nd is a special day for us at GIA, jewelry aficionados, and those shopping for diamonds and diamond engagement rings: it’s the birthday of Richard T. Liddicoat (1918 – 2002) – the father of modern gemology, an inspiring teacher to thousands of jewelers, and a leader in the development of the GIA International Diamond Grading System™ and GIA diamond grading reports. (more…)

Famous Birthstones: March’s Roosevelt’s Aquamarine

The hero of this month’s installment in GIA’s series on famous birthstones is the bluish-green aquamarine given to former First Lady Eleanor Roosevelt. The rough weighed a staggering 1.3 kilograms that yielded two gems when cut. The largest, a rectangular step cut stone weighing 1,298 carats, has an interesting political history. (more…)

Winter Blue Gemstones

In the midst of the winter season, give a loving look at our favorite blue gemstones and jewelry. From a blue star sapphire to a vivid blue diamond, each of the featured blue gemstones below promises a cool blue hue to take you through the rest of the winter. (more…)

Zodiac-Inspired Jewelry: Pisces

Are you meditative, selfless, creative, compassionate, and born between February 19 and March 20? Then you are a Pisces – and you’ll probably want jewelry that celebrates your lovely personality traits. (more…)

Year of the Sheep

If you were born in 1943, 1955, 1967, 1979, 1991, or 2003, you have a special reason to celebrate in 2015: you were born under the eighth Chinese Zodiac sign, the Sheep (also Ram or Goat). As a gem and jewelry aficionado, you’ll want pieces to add to your collection during this auspicious year. (more…)

Celebrating Presidents’ Day: The First Ladies and their Jewelry

Pay close attention the next time you see a First Lady wearing jewelry: she may be using it to send a message.

America’s First Ladies undoubtedly wear jewelry to look stylish, but sometimes they choose pieces to make a statement. Former Secretary of State Madeleine Albright said something a First Lady might have uttered: “Jewelry had become part of my personal diplomatic arsenal…I do believe the right symbol [jewelry] at the correct time can add warmth or needed edge.” Jewelry revealed her diplomatic intentions, the context of the negotiations, and the ultimate goals. (more…)

Serious Bling: Celebrity Engagement Rings

You’re an actor or about to propose to one. What kind of engagement ring are you going to get your stunning bride-to-be?

That was the pleasant problem recently facing George Clooney, Brad Pitt, Kanye West, Ashton Kutcher, Justin Theroux, and Romain Dauriac, just to name a few. Their engagement ring choices garnered a lot of press, so lets take a closer look at what these men of means picked, and provide a bit of gemological commentary. (more…)

GIA Pink Gemstone Buying Guide

Dreamy and romantic, the month of February is dedicated to sharing your love. Show appreciation for the most important people in your life with a token of affection. This gift will serve as an everyday reminder of your feelings for that person. A pink gemstone is a beautiful choice to consider. As you search for the perfect Valentine’s jewelry gift, learn about different types of pink gems so that you will know which one is perfect for you. (more…)

How to Pick a Heart-Shaped Gemstone for your Sweetheart

Valentine’s Day is nearing, and it’s hard to resist that warm feeling associated with this holiday. When you envision the perfect gift for Valentine’s Day, the first thing that comes to mind is a heart shape. So why not turn up the romance with jewelry that features heart-shaped gemstones? Like all matters of the heart, making a wise decision in your purchase requires care and thought. (more…)