How to Tell If a Gemstone Is Real or Fake: A Complete Buyer’s Checklist

July 16, 2025

Fake gemstones are more common than you might think. You could walk into a jewelry store or browse an online shop and fall in love with a beautiful gem, only to realize later that it was not real. That is not just disappointing, it can also be costly.

Whether you are buying a gemstone for its beauty, healing energy, or astrological benefits, one thing matters the most: authenticity.

This article will guide you through a simple, practical checklist to help you understand how to tell if a gemstone is real or fake so that you can make confident and informed purchases every time.

Why This Matters More Than Ever

With the growing demand for gemstones, synthetic and imitation stones have flooded the market. Many of them are so well-crafted that they look just like the real ones. But here is the problem:

  • They usually have little to no actual value
  • They do not provide spiritual or healing benefits
  • They often leave buyers feeling misled

That is why it is essential to learn how to identify real gemstones before you buy.

1. Always Ask for Certification

A genuine gemstone should come with a certificate from a trusted gemological lab such as GIA, IGI, or IIGJ. This document proves the stone’s origin, quality, and authenticity.

Tip: If a seller cannot provide certification, it is a major red flag.

2. Examine the Clarity and Color

Natural gemstones typically have minor flaws, called inclusions, because they form naturally in the earth. If a gemstone looks perfectly clear or has an unusually bright and even color, it might be synthetic.

Watch for:

  • Tiny inclusions or natural imperfections
  • Subtle color variation
  • No glassy or overly shiny appearance

3. Feel the Weight

Real gemstones are denser and usually heavier than fake ones. If the gemstone feels too light for its size, it might be made of glass or plastic.

Tip: Compare it with another stone of similar size to see the difference.

4. Check the Temperature

Authentic gemstones tend to stay cool, even after being held in your hand. On the other hand, fakes made of plastic or resin warm up quickly.

Try this test: Hold the gem in your palm for 10 seconds. If it remains cool, that is a good sign.

5. Inspect the Cut

Natural stones are usually hand-cut, which results in slight irregularities. Fake gemstones are often machine-cut, making them look perfectly symmetrical and overly polished.

What to look for: Small imperfections in the cut suggest that the stone is real.

6. Use a Loupe or Magnifying Glass

Magnification can reveal a lot about a gemstone. Real stones may have mineral inclusions or growth patterns. Fake ones often show tiny air bubbles, especially if they are made from glass.

Bubbles are a clear sign of a fake gemstone.

7. The Scratch Test (Use with Caution)

Hard gemstones like sapphire or ruby can resist scratching from many common objects. However, this test should be done carefully and only on unmounted stones.

Avoid scratching a polished or finished gemstone. Consult a professional instead.

8. Buy Only from Reputable Sellers

The most reliable way to avoid fake gemstones is to buy from trusted sources. Look for sellers who:

  • Have verified reviews
  • Offer certified gemstones
  • Provide clear policies
  • Have an established reputation

At Shiv Parvati Gems, we deal only in certified natural gemstones—ethically sourced and lab-tested—so you can shop with complete trust.

Final Words

Learning how to tell if a gemstone is real or fake does not require special equipment or expert-level knowledge. It simply takes awareness and attention to detail. By following this buyer’s checklist, you can protect yourself from fraud and make purchases that truly match the value you are paying for.

A genuine gemstone is not just a pretty accessory—it is a timeless treasure. Make sure yours is real.

Explore our collection of certified, natural gemstones at Shiv Parvati Gems today and buy with full confidence.