A diamond professional will have access to a loupe—a special magnifying glass used for diamonds, gemstones and jewelry. When using a loupe, a professional will look for blemishes and imperfections within the diamond.
What does a jeweler use to look at diamonds?
A loupe is a type of magnifying glass used by jewelers and watchmakers. You can purchase a loupe online, at a jeweler’s or craft store. Closely examine your stone with the loupe. Because real diamonds are naturally occurring, they often have internal imperfections.
How do you visually inspect a diamond?
To determine if your diamond is real, hold a magnifying glass up and look at the diamond through the glass. Look for imperfections within the stone. If you’re unable to find any, then the diamond is most likely fake. the majority of real diamonds have imperfections referred to as inclusions.
Does sandpaper scratch diamond?
No, sandpaper cannot scratch a diamond. The hardness of sand paper grit ranges between 7 and 9 on the Mohs scale, which makes sand paper softer than a diamond. Many people use sandpaper to test if a diamond is real or fake.
How do you tell if a diamond is real with a flashlight?
You can tell if a diamond is real with a flashlight when the diamond is observed to successfully separate light into spectral colors, where the fake comparison stone does not.
Do real diamonds sparkle?
The way that diamonds reflect light is unique: the inside of a real diamond should sparkle gray and white while the outside should reflect a rainbow of colors onto other surfaces. A fake diamond, on the other hand, will have rainbow colors that you can see inside the diamond as well.
Are moissanite diamonds fake?
The truth is that moissanite is not a synthetic diamond or the oft dreaded cubic zirconia, it’s a totally separate gemstone that is naturally occurring, though extremely rare and found in meteorites. Because of its beauty and durability, it’s one of the few gemstones that’s incredibly well suited to fine jewelry.
Do real diamonds sparkle rainbow?
“People have a misconception that diamonds sparkle like a rainbow, but they don’t,” Hirsch said. “They do sparkle, but it’s more of a gray color. If you see something with rainbow colors [inside the stone], it could be a sign that it’s not a diamond.”
What is moissanite vs diamond?
Moissanite is a near-colorless gemstone that’s composed of silicon carbide. … Although they look similar at first glance, moissanite is very different from a diamond. Diamonds are made of carbon, whereas moissanites are made of pure silicon carbide — an extremely rare, naturally-occurring mineral.
How do you test a diamond to see if it’s real?
Lay the stone onto the dot with the flat side down. Through the pointed end of the diamond, look down onto the paper. If you see a circular reflection inside the gemstone, the stone is fake. If you cannot see the dot or a reflection in the stone, then the diamond is real.
How do you test a diamond with water?
Water testing your diamond
Get a glass full of water and simply drop your diamond into the glass. If the diamond is real, it will drop to the bottom of the glass due to the high density of the stone. If it’s a fake, it will float on the surface of the water.
Can lava melt diamond?
To put it simply, a diamond cannot melt in lava, because the melting point of a diamond is around 4500 °C (at a pressure of 100 kilobars) and lava can only be as hot as about 1200 °C.
Does a real diamond scratch a mirror?
The Mohs scale is a scientific measurement of mineral hardness. Glass is rated a 5.5, and diamonds, the hardest mineral, are a 10. So, genuine diamonds will scratch a mirror.
How can you tell the difference between diamond and cubic zirconia?
How Can You Tell the Difference Between Diamonds and Cubic Zirconia? The best way to tell a cubic zirconia from a diamond is to look at the stones under natural light: a diamond gives off more white light (brilliance) while a cubic zirconia gives off a noticeable rainbow of colored light (excessive light dispersion).
Do real diamonds glow under black light?
Fluorescence in diamonds is the glow you might see when the diamond is under ultra-violet (UV) light (i.e. sunlight or black light). Approximately 30% of diamonds glow at least somewhat. … 99% of the time, the glow is blue, but on rare occasions, diamonds glow white, yellow, green, or even red in color.