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May 31, 2024 · Here is How to Tell if a Diamond is Real or Fake 1) Water Test. Here’s a straightforward method you can use at home to test a diamond. First, using a standard drinking glass fill it to about three-quarters full with water. Next, gently place the loose diamond into the glass of water.
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- Testing Mounted Diamonds. Use the fog test. Put the stone in front of your mouth and fog it like you would a mirror. If it stays fogged for a couple seconds, it’s probably a fake — a real diamond disperses the heat from your breath instantaneously and won't fog up easily.
- Testing Unmounted Diamonds. Look at the stone's refractivity. Diamonds sharply bend, or refract, the light that passes through them, resulting in their strikingly brilliant appearance.
- Testing Professionally. Ask for a heat probe test. The tight, evenly-packed crystalline structure of diamonds makes them disperse heat quickly; thus, real diamonds will not heat up easily.
- Telling Natural Diamonds from Other Stones. Recognize synthetic diamonds. Lab-created or synthetic diamonds are "real" but they are not "natural".
- The fog test. Diamonds are excellent thermal conductors. They allow heat to pass through them rapidly. If you blow on a diamond as if you are trying to fog a window, the fog will dissipate from a real diamond almost instantly.
- The water test. Real diamonds are incredibly dense and will sink in water. For this test, all you need is a glass of water. Fill a drinking glass with tap water and drop your stone in the glass.
- Look for clues on the gem and setting. If the diamond you want to test is already set in jewelry, the setting – or even the gem itself — can offer some valuable clues.
- The ultraviolet light test. If you have an ultraviolet (UV) light, it can provide some clues about whether you have a real diamond or a fake. Many (but not all) real diamonds will glow blue under UV light.
While you don't need to be a gemologist, there are simple 6 way you can use to find out if a diamond is real. These basic check will help you feel confident that your diamond is real. Water Test; Flashlight Test; UV Light Test; Loupe Test; Heat Test; Check Diamond Scratch; How Do You Tell If a Diamond is Real with Water?
- Test Your Diamond With the Scratch Test. Supplies you'll need for this diamond test: Mirror or sandpaper. The scratch test used to be the primary method to determine if you stone is a real diamond.
- Check If Your Diamond Is Fake With the Fog Test. Supplies you'll need for this diamond test: Your breath. Tweezers (optional) You can do the fog test at home with a mounted or unmounted stone.
- The Newspaper / Dot Test to Find Fake Diamonds. Supplies you'll need for this diamond test: Newspaper/Paper. Pen. While originally done with a newspaper, you can perform this test with just a plain piece of paper.
- Check If a Diamond Is Real With the Water Test. Supplies you'll need: Glass. Water. The water test is a simple test to perform, but it only works if you have a loose stone.
Aug 22, 2024 · Discover how to tell real or fake diamond with expert tips on at-home and professional tests. Learn to distinguish a real diamond from fake with confidence. This comprehensive guide helps you identify real diamonds from fakes using various at-home and professional methods.
Jul 27, 2020 · A quick and easy way to tell if your diamond is real or not — put the stone in front of your mouth and fog it up with your breath. If it clears up after a second or two, then it's real, but if karat stays fogged for three seconds or more, then you're looking at a fake.