1) Water Test
Use this simple test to ensure a diamond is real to put into fake cartier love bracelet small model.
Find a normal-sized drinking glass and fill it ¾ of the way with water. Carefully drop the loose stone into the glass.
If the gemstone sinks, it’s a real diamond. If it floats underneath or at the surface of the water, you have a fake on your hands.
A real diamond has high density, so the water test shows if your stone matches this level of density.
Photoluminescence Spectroscopy and UV Radiation
If you need to be absolutely, 100% sure whether a diamond is lab grown or natural, you can send it to specialized gem labs for testing. DeBeers and GIA (the Gemological Institute of America) have developed incredibly complex and sophisticated machines for answering this question. They have imaginative names like: DiamondCheck, DiamondSure, and DiamondView.
Roughly speaking, the machines work by bombarding a diamond with specific types of radiation (nothing harmful to humans) and analyzing what the stone outputs. There are certain, tell-tale signs of the various processes used to make lab grown diamonds that show up as spikes and troughs at specific wavelengths in the spectroscopic analysis. With CVD diamonds, the DiamondView machine can even enable a skilled gemologist to see microscopic growth lines where each layer of diamond material was built on the next. The end result is that we can ship a diamond to a GIA gem lab and get back a report telling us with certainty whether or not it is lab grown of replica van cleef & arpels necklace.
How to Tell if a Diamond Is Real With a Black Light
You’ll need a black light for this one, obviously. Once you have it, turn off the lights and hold the diamond in front of the black light. Most diamonds will reveal blue florescence under a black light; therefore, you’ll see a medium to strong color of blue, which means the diamond is real. If you don’t see the blue color and instead see a slight green, yellow or gray fluorescence then this usually indicates the gem is not a real diamond. But remember: This is not a conclusive test and not all real diamonds will reveal a blue fluorescence.
Real or not, just enjoy the Solid 18k gold Van Cleef necklace replica. Does it really matter if the diamond is real or not when you are wearing it? If professionals can often be fooled, then relax. Only when you are buying or selling the stone is it important to know if it came from the ground or a lab.
Consider independent appraisal if you really want to be sure. If you take the stone for an independent appraisal, expect to pay in the US. Make sure the stone never leaves your sight — unethical jewelers may change or replace your diamond to a fake one.