how does it identify the gemstones as i see nowhere it will show anything in the above photo

You would place the probe tip against the stone you are testing, select the color of the stone in the window, and the tester will identify what it is. The screen is small, but all the information you need will be there

Where can I find a list of the 31 gemstone this item can detect?

Glass, Iolite, Almandine, Pyrope, Spessartite, Aquamarine, Emerald, Goshenite, Helidor, Morganite, Tanzanite, Nephrite, Peridot, Jadeite, Paraiba, Rubellite, Tourmaline, Demantoid, Hessonite, Tsavorite, Chrysoprase, Amethyst, Aventurine, Citrine, Quartz, Spinel, Chrysoberyl, Topaz, Ruby, Sapphire, Diamond

Can you test mounted stones?

You can test all kinds of stones! Loose, mounted, cracked, clear and even cloudy!!!

Can it tell the difference between genuine diamonds and synthetic diamonds ?

Hello, No, it can not. It simply identifies the stones

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💎 Discover the Hidden Treasures!

USER FRIENDLY DESIGN - Handheld digital tester for effortless operation and accurate results.
LIGHTWEIGHT PORTABLE - Weighing only 318g, take your gem-testing expertise anywhere.
ELEVATE YOUR COLLECTION - Ensure authenticity and quality in your gemstone investments.
PRECISION AT YOUR FINGERTIPS - Industry's thinnest probe tip (0.45mm) for testing even the tiniest gems.
UNLEASH YOUR INNER GEMOLOGIST - Test up to 31 different colored gemstones with precision.

The PresidiumGem Indicator PGI is a cutting-edge handheld digital tester designed to accurately test up to 31 different types of colored gemstones. With its industry-leading 0.45mm probe tip, it allows for precise testing of gemstones as small as 0.2ct, all while being lightweight and portable at just 318g.

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

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