Gold has been a coveted precious metal for thousands of years. However, there are many counterfeits and misleading alloys on the market. How can you be sure that the gold you own is authentic? Here are a few simple tips and tests to help you recognize real gold.
1. The physical characteristics of gold
Weight and density
Gold is a dense metal. A coin or piece of jewelry made of real gold will be heavier than an object made of gold-plated metal of a similar size.
Malleability and softness
Pure gold is a very malleable metal and can be easily marked with a fingernail or sharp object. Alloys containing copper or nickel are harder.
Color and shine
Pure gold has an intense, uniform yellow color. Gold-plated jewelry may have a paler or brighter hue.
2. Simple tests you can do at home
The magnet test
Gold is not magnetic. If your jewelry is attracted to a magnet, it is not pure gold, but probably an alloy containing iron or nickel.
3. Professional tests
The nitric acid test
A professional jeweler can apply a drop of nitric acid to a small, inconspicuous area of the item. Real gold will not react to the acid, while non-precious metals will change color.
The touchstone test
This method involves rubbing the jewelry on a touchstone and applying different concentrations of acid to identify the purity of the gold.
XRF spectrometer analysis
This is a scientific test that allows the composition of a metal to be accurately identified without damaging it.
4. Have your gold appraised by a professional
If you have any doubts about the authenticity of your gold, the best option is to have it appraised by a professional. A precious metals expert will be able to determine its purity and market value.
Why have your gold checked before selling?
Having your gold appraised before selling it is essential to avoid mistakes, identify counterfeits, and determine the true value of your jewelry, coin, or bar.
While some tests can be performed at home, only an analysis by a qualified expert can guarantee a 100% accurate appraisal .
At L’Agence de l’Or, our specialists use professional, certified methods: touchstone testing, spectrometry, assay analysis…
The result: you know exactly what your gold is worth before making any decision.
For a free, transparent, and no-obligation appraisal, visit one of our four branches:
📍 Braine-l’Alleud
📍 Wavre
📍 Woluwe-Saint-Pierre
📍 Uccle
Our experts will welcome you and appraise your gold on the spot to ensure you receive the best price available today.