The purity level goes down from there: 22K gold is 91.7% pure gold, 18K gold is 75% pure gold, 14K is 58.3% pure gold, and 10K is 41.7% pure gold. But a higher karat isn’t actually always ...

10k: 10 karat yellow gold 14k, 583, or 585: 14 karat yellow or white gold 18k or 750: 18 karat yellow or white gold 24k or 999: 24 karat yellow gold GF: Gold filled (i.e. gold plated and not solid ...

How can you tell fake jewelry from real? Fake jewelry isn’t real gold, so the weight is much lighter. The work will also be low quality because no jeweler will do high-end work with fake stones.

What you need: a magnet and the piece of jewelry in question. What to do: Hold the magnet up to the gold. If it’s real gold it will not stick to the magnet. (Fun fact: Real gold is not magnetic.) ...

However, the so-called gold is worth nothing. At most, Brent said, it's worth about 50 cents, whereas real gold chain necklaces would cost you thousands of dollars.

To determine whether you have a piece of costume jewelry or the real thing, check for markings on the metal to determine if it's gold, silver, platinum, or titanium, and perform other tests to ...