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How to Authenticate Your Diamond

September 15th, 2024

a row of round cut diamonds sitting on a dark reflective surface

In the world of luxury jewelry, nothing surpasses the unique beauty and incredible value of diamonds. Their brilliance and allure have delighted admirers for centuries. Recognizing the importance of ensuring the authenticity of your precious stones, Aucoin Hart Jewelers has crafted a comprehensive guide. This invaluable resource provides easy-to-follow methods to verify the authenticity of your gems. From simple home tests to professional evaluations, the guide covers everything you need to know. Trusting the quality and authenticity of your diamonds confirms that their value and beauty remain untarnished, reflecting the true essence of these remarkable treasures.

Scratch Test

A simple yet effective method to verify a diamond's authenticity is the scratch test. By gently scratching a piece of glass with the diamond, you can observe the result. Due to their exceptional hardness, real diamonds will easily scratch the glass without sustaining any damage themselves. This test leverages the fact that diamonds rank at the top of the Mohs hardness scale, significantly harder than glass, making it a quick and straightforward way to test your gem.

close up image of a round cut diamond sitting amidst diamond shavings

Refractivity Test

To verify a diamond's authenticity, you may also try the refractivity test. Place the stone on a piece of newspaper and observe if you can read the print through it. Genuine diamonds refract light, causing the text beneath to appear blurry or unreadable. This optical property results from the diamond’s unique crystalline structure. If the text is clear and legible, the stone is likely a fake. This method is a quick and easy way to test your diamond at home.

UV Light Test

Using UV light to test for diamond authenticity is quite revealing. When exposed to UV light, many genuine diamonds emit a blue fluorescence, a reaction due to their natural properties. However, not all authentic diamonds will glow, so the absence of fluorescence doesn't immediately indicate a fake. If your stone doesn’t emit any glow, it's wise to pursue additional tests. This method provides an initial indication but should be part of a broader verification process.

a cushion cut diamond being held between tweezers against a black background

Heat Test

The heat test is another easy and effective way to distinguish a real diamond from a fake. Heat the stone with a lighter for about 30 seconds, then drop it into cold water. Genuine diamonds withstand this thermal shock due to their robust molecular structure. In contrast, a fake stone, such as glass or quartz, is likely to shatter or crack from the rapid expansion and contraction. This method leverages the exceptional durability of real diamonds.

Professional Authentication

For a reliable assessment, having your diamond authenticated by a trusted jeweler, such as Aucoin Hart Jewelers, is an excellent choice. Professional jewelers utilize specialized equipment and expert knowledge to verify the authenticity and quality of your diamond accurately. This thorough evaluation provides peace of mind, ensuring that your precious stone is genuine and valuable. Opting for a professional authentication not only confirms the diamond's authenticity but also preserves its value and beauty for years to come.

close up image of a diamond and its shadow on a white background

Trust Your Diamonds to Aucoin Hart Jewelers

Discover the brilliance of diamond jewelry and ensure the authenticity of your precious stones at Aucoin Hart Jewelers. Our pristine Metairie jewelry store houses a superb selection of designer engagement rings that promise to intrigue and inspire. Beyond our stunning jewelry offerings, we provide professional appraisal and jewelry repair services to maintain and enhance the beauty of your treasures. Trust our experts for precise diamond authentication and impeccable craftsmanship. Request an appointment for a personalized consultation with one of our team members and experience exceptional service tailored to your needs.