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GIA 4Cs Diamond Blog

GIA 4Cs Diamond Blog

"Maze" leaf earrings, set in sterling silver and Mother of Pearl.
GIA Museum features designer Kara Ross in “Aluminati: Students to Stars”

An exciting new exhibit series is making its way through GIA Headquarters in Carlsbad, California. “Aluminati: Students to Stars” highlights the talents of GIA alumni who have made waves in the gem and jewelry industry. The first exhibit in the series, featuring designer Kara Ross, debuted earlier this month and will run through November. (more…)

irish clauddagh ring
Wedding Jewelry Traditions Across the Globe

From ancient times to today, cultures around the world have celebrated wedding unions with wedding jewelry traditions. These customs offer a unique option for couples looking to infuse their wedding with beauty and personal meaning. (more…)

Aquamarines from Afghanistan
Aquamarine: A Member of the Mineral Species Beryl

As its namesake suggests, the cool blue hues of March’s captivating gemstone are reminiscent of a tranquil sea. Aquamarine crystals can grow in large sizes with excellent clarity. (more…)

elizabeth taylor crown
Oscar History: A Look at Noteworthy Jewelry

Some of the brightest stars in Hollywood will step onto the red carpet donning their most showstopping jewelry for the 85th Academy Awards. From Natalie Wood to Natalie Portman, movie stars have captivated audiences with their bling during awards season for decades. As we anticipate this Sunday’s glamour, join us for a  look back at noteworthy jewelry pieces in Oscar history: (more…)

Fire opal gemstone
Red Gemstone Buying Guide – Part 2

As passions ignite this month, a jewelry gift featuring a red gemstone is a token of love that can be enjoyed every day. While seen mostly in fashion jewelry, red gemstones are showing up as an option for the primary stone in engagement rings. Celebrities like Jessica Simpson, who sports a 5-carat ruby engagement ring, have been influential in bringing gemstones to the forefront of bridal trends. In addition to rubies, garnets and red diamonds, which we discussed yesterday, the following gemstones are more options for those looking to celebrate this Valentine’s Day with a gift of a spectacular red gem. (more…)

Sapphire and Diamond Bracelet
True Blue in Fashion

The color blue has inspired poets, songwriters and mankind for centuries. This season, it’s also inspiring plenty of fashion statements, as seen in Vogue, Elle and Los Angeles Times to name a few. It’s no surprise then that blue gemstones are some of the most coveted in the colored gemstone spectrum. (more…)

A classic American jewelry piece featuring a solitaire diamond ring with a band adorned with smaller diamonds.
Side Stone Settings for Engagement Rings

When choosing an engagement ring, there is more to consider beyond gemstone types. We covered popular center stone settings, and now we’ll share with you a few side stone setting styles. There are many options designed to enhance the gemstone’s beauty while reflecting the personality and lifestyle of its wearer. (more…)

Platinum and diamond ring adorned with sapphires
Engagement Ring Trends: An Overview

Some of the most popular engagement ring trends seen on celebrities and the public alike are rings with vintage details, pave diamond accents, and colored gemstones used as center stones. (more…)

The hope diamond in a new necklace setting surrounds the blue diamond 340 baguette diamonds totaling 66 carats
Is it a Color (Fancy Color Diamond) or Colorless Diamond?

Often when picturing a diamond, we envision the classic colorless gem depicted in films, showcased in engagement rings, or displayed with other popular jewelry in glass cases. A colorless diamond is the clear, classic diamond we envision. Many “colorless” diamonds possess very subtle hints of yellow or brown, colors that can affect the value of the stone.  But diamonds come in colors that extend beyond the D-to-Z color scale. And when the color of the stone is strong enough, the diamond becomes known as a “fancy-color diamond.” (more…)

A decorative brooch featuring carved green gemstones, pearls, red cabochons, and a blue figure on top
Tips for Purchasing Estate Jewelry

If your pulse quickens at the site of an antique Victorian-era cameo, if an Art Nouveau pastel enamel and pearl pendant piques your nostalgic interest, or if a retro 14-karat gold bracelet seems irresistible, then you’re part of the increasing number of those buying estate jewelry. From the bold geometric shapes of Art Deco to the lacy romanticism of the Edwardian style, estate jewelry offers a wide array of choices for the discerning collector. (more…)

diamond ring
What is a Solitaire Setting?

A diamond solitaire refers to any piece of jewelry with a single diamond. Diamond solitaires can be a ring, necklace, earring or even men’s jewelry. They have come to mark some of the most significant occasions in one’s life, like sweet-sixteen, anniversaries, and the most notable, an engagement proposal. (more…)

Fancy-Color Diamonds

When it’s time to buy a diamond, many people spend a lot of time educating themselves on the 4Cs of diamond quality, and then determining what the personal trade-offs between those various quality characteristics will be. (more…)