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To test gold at home, check your gold for a hallmark, with "GF" or "HGP" meaning its gold plated, while "24K" or another number means its real gold. Alternatively, find out if your item is gold plated by holding the piece under a light to see if it's fading at the edges.
1. Float Test. This is a simple test for your gold jewelry. Gold density is 19.32g/ml and so real gold would normally not float in water. To carry out this test, dip your suspected gold jewelry in a large jar of water. If it floats, it is likely gold-plated, but if it sinks, it is real gold.
How do you tell if gold is real, gold plated, or fake? By most international standards, anything with less than 41.7% or 10 karats of gold is considered fake. To test your jewelry or gold at home, you can perform a few easy tests–mostly with items you already have, like water, vinegar, and magnets. You don’t have to be a certified jeweler ...
A professional guide on how to tell if gold is real. We explain gold testing methods including advanced techniques and simple DIY methods.
3. Vinegar Test. Image Credit: Survival World. White vinegar can help determine if gold is authentic. Scratch a small area on the item, then drop it in a container of vinegar or pour a bit on the scratch. If the item changes color or reacts in any way, it’s probably not real gold, as genuine gold won’t react to vinegar.
Discover how to test gold at home safely and easily, with our comprehensive guide. Learn to use acid tests, electronic testers, and more to verify gold.
1. Check for Hallmarks. The hallmark test may be the simplest tip to check authentic gold. Most U.S. manufacturers stamp their gold pieces with hallmark and purity levels to ensure credibility and authenticity. Just do a visual inspection at first to look for them.
XRF Analyzer. The XRF Analyzer is a handheld device that can quickly and accurately determine the purity of gold. In order to use the device, a small sample of gold is placed in the analyzer’s chamber. The analyzer then bombards the sample with X-rays, which interact with the atoms in the gold.