Robinson's Jewelers Blog / Gemstone Quality

Discover the latest trends, tips, and insights in the world of fine jewelry with Robinson's Jewelers' official blog. Dive deep into the mesmerizing realm of precious metals and gemstones. Whether you're a jewelry aficionado or seeking styling advice, our curated articles are here to enlighten and inspire.

High-quality moonstone jewelry showing brilliant blue adularescence against dark background

The Subtle Distinctions: How to Tell a High-Quality Moonstone from a Common One (And Avoid Getting Mooned!)

That ethereal, mystical glow that seems to capture moonlight within a stone — it’s no w...
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An exquisite collection of colored gemstone rings and jewelry showcasing rubies, sapphires, and emeralds from Robinson's Jewelers

What Are the Key Factors That Determine the Value of a Colored Gemstone? (The Sparkling Truth Revealed!)

Ever found yourself swooning over a stunning sapphire ring or gasping at the beauty of ...
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Close-up of certified gemstones with a magnifying glass and certificate document

Do Gemstones Come With A Certificate?

When shopping for fine jewelry, one of the most common questions we hear at Robinson's ...
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A stunning blue sapphire gemstone set in an elegant white gold ring, showcasing its deep color and brilliance.

How Can You Tell If A Sapphire Is Expensive?

When it comes to sapphire jewelry, not all gemstones are created equal. The price of a ...
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A close-up of a radiant red ruby gemstone reflecting light, showcasing its rich color and brilliance.

How Do You Tell a Good Ruby?

Rubies have captivated hearts for centuries, their fiery glow symbolizing passion, weal...
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A high-quality tanzanite gemstone displaying deep blue and violet hues.

How to Spot a High-Quality Tanzanite

Tanzanite is one of the most mesmerizing gemstones, known for its unique ability to shi...
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A selection of graded gemstones showcasing various colors and cuts

How Gemstones are Graded

When selecting a precious gemstone, understanding its quality is paramount. Gemstone gr...
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A variety of graded gemstones showcasing different colors and cuts

How Gemstones are Graded

Gemstones have captivated hearts for centuries, their allure stemming not only from the...
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Exquisite emerald ring from Robinson's Jewelers

How to Tell if an Emerald is Good Quality

Emeralds have long captivated the hearts of jewelry enthusiasts with their lush green h...
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Stunning 1.1 carat emerald cut diamond engagement ring certified by GIA

What is a GIA Graduate Gemologist?

The world of gemstones and jewelry is vast and intricate. For those who venture into b...
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