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GIA 4Cs Diamond Blog

GIA 4Cs Diamond Blog

elizabeth taylor crown

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…)

opal gemstone

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

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…)

Platinum and diamond engagement ring with channel set side stones.

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…)

the hope 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…)

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

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…)

blue and pink diamond ring

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…)

diamond ring

Diamonds are famously known for being one of the hardest substances on earth – we know you’ve heard the rumor that a real diamond can cut glass. But do you know why diamonds are so hard? (more…)

John Buechner’s platinum ring (above) features a nearly 13-carat cushion cut zultanite and diamonds.

Zultanite is an extremely rare gemstone used in jewelry design, and was a popular choice at the 2011 Couture conference, which features the most unique, innovative and inventive jewelry design. Famous jewelry designers such as Stephen Webster, Erica Courtney and Rhonda Faber Green all incorporated zultanite into their collections. Zultanite changes color in light, ranging from a kiwi green with flashes of yellow in sunlight conditions to raspberry hues in candlelight. (more…)

diamond ring

Solitaire Setting

Solitaire Setting is a popular diamond engagement ring setting. The head secures the diamond. The prongs allow the diamond to catch the most light. A four-prong setting shows more of the diamond, but a six-prong setting is often more secure. (more…)