Robinson's Jewelers Blog / Diamond Grading

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.

Close-up of a GIA Diamond Grading Report highlighting the detailed clarity plotting diagram with colored symbols and a key.

Decoding the GIA Plotting Diagram: What Those Tiny Marks Mean.

Maya Thompson Posted on December 13 2025
So, you've found your dream engagement ring or a stunning piece of diamond jewelry, and...
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Close up of a brilliant cut diamond with a certification report and a world map in the background, symbolizing gem traceability and origin.

Traceability vs. Certification: Understanding the Nuances of a Gem's Origin Story - Your Guide to Ethical Sparkle

Maya Thompson Posted on November 08 2025
So you’re shopping for a stunning piece of jewelry – maybe an emerald ring that whisper...
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A stunning, perfectly colorless D-grade diamond sparkling under professional lighting

What Is The Highest Color Grade A Diamond Can Have? (And Why It's a D, Not an A+)

Maya Thompson Posted on October 09 2025
So, you're diving into the dazzling world of diamonds and you've stumbled upon the mill...
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Gemologist examining precious gems under microscope at Robinson's Jewelers

The Role of the Gemologist: A Day in the Life of Someone Who Studies and Grades Gems - The Secret Science Behind Your Sparkle!

Maya Thompson Posted on October 08 2025
Ever wonder how that stunning emerald cut diamond in your engagement ring got its perfe...
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De Beers diamond jewelry showcasing brilliant cuts and elegant designs

Who is De Beers?

Maya Thompson Posted on April 29 2025
When it comes to the world of diamonds, few names carry as much weight as De Beers. Thi...
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Close-up of various color grade diamonds showing the spectrum from colorless to light yellow tones

What is the Best Color Grade for Diamonds?

Anna Shawver Posted on April 21 2025
When shopping for diamond jewelry, whether it's an engagement ring, diamond studs, or a...
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Lab-grown diamonds certification by GIA - Do lab diamonds get GIA?

Do Lab Diamonds Get GIA?

Maya Thompson Posted on February 03 2025
Lab-grown diamonds have become a popular choice among modern jewelry lovers, offering t...
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Diamond with GIA certificate showcasing ethical and transparent jewelry shopping

Is it OK for a Jeweler to Suppress a GIA Certificate?

Maya Thompson Posted on January 26 2025
Buying a diamond is an exciting experience, promising sparkle and sophistication. But w...
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Natural and Lab-Grown Diamond Clarity Comparison with Sparkling Gems

The Science Behind Diamond Clarity - Natural Diamonds AND Lab Diamonds

Maya Thompson Posted on January 03 2025
Diamonds have captivated hearts for centuries, symbolizing beauty, strength, and everla...
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Diamond certification report from a reputable gemological laboratory

What Is The Best Diamond Certification?

Maya Thompson Posted on December 17 2024
When investing in a diamond, ensuring its quality and authenticity is paramount. This a...
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Diamond color grading scale from D to Z

What Color of Diamond Is Best?

Maya Thompson Posted on December 13 2024
When selecting a diamond, understanding its color is crucial to making an informed choi...
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A flawless, colorless diamond reflecting light brilliantly

What is the Highest Ranked Diamond?

Maya Thompson Posted on December 12 2024
When embarking on the journey to find the perfect diamond, understanding the grading sy...
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A spectrum of colored diamonds showcasing various hues from colorless to vibrant shades.

How Color Happens in Diamonds

Maya Thompson Posted on December 10 2024
Diamonds, often celebrated for their dazzling brilliance and timeless elegance, captiva...
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Diamond color grading scale from D to Z

What Color of Diamond Is Best?

Maya Thompson Posted on December 03 2024
When selecting a diamond, understanding its color is crucial to making an informed choi...
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Diamond color grading chart illustrating the range from D (colorless) to Z (light yellow)

What Color Grade Is Best for Diamonds?

Maya Thompson Posted on November 15 2024
When selecting a diamond, understanding its color grade is essential to ensure you choo...
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Stunning 1.1 carat emerald cut diamond engagement ring certified by GIA

What is a GIA Graduate Gemologist?

Tracy Matthias Posted on August 29 2023
The world of gemstones and jewelry is vast and intricate. For those who venture into b...
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