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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Description

💎 Unleash Your Inner Gemologist!

PORTABLE CONVENIENT - Lightweight and handheld, take your gem testing on the go with USB power options.
USER FRIENDLY DISPLAY - Clear digital LED screen ensures you never miss a detail in your results.
VERSATILE TESTING POWER - Identify 31 different gemstones with ease, thanks to the advanced color input function.
SLEEK ERGONOMIC DESIGN - Crafted for comfort, the chrome-brushed grip fits perfectly in your hand.
PRECISION AT YOUR FINGERTIPS - Experience gem testing like never before with results in under 6 seconds!

The Presidium Instruments Gem Indicator (PGI) is a handheld tester designed specifically for identifying diamonds and a wide range of colored gemstones. With a rapid testing time of less than 6 seconds, a retractable probe for enhanced accuracy, and a user-friendly LED display, this device is perfect for both professionals and enthusiasts. Weighing only 318g and featuring a sleek ergonomic design, it’s the ultimate tool for gem identification.

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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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