PRESIDIUM GEM INDICATOR PGI GEM TESTER USB
$506.47
In stock
Please fill in the fields below with the shipping destination details in order to calculate the shipping cost.
Description
The Presidium Gem Indicator is the only handheld tester inthe industry specifically for colored gemstones that helps to indicate up to 31different types of colored gems based on their thermal conductivity and evenfeatures a color input function that allows users to select from a range ofcommon colors, thereby narrowing down the possible results. With aneasy-to-read clear digital LED screen, this smart thermal tester also comeswith the Presidium patented replaceable probe tip technology, which ensures minimalequipment downtime.
The Presidium Gem Indicator is an enhanced and more convenient handheld version of the revolutionary Presidium Gem Tester/Colored Stone Estimator. It distinguishes between diamonds and other colored gemstones using the principles of thermal conductivity. The Presidium Gem Indicator probe consists of two linked thermometers; one which is heated electronically, while the other is cooled by the gemstone being tested. The difference in temperature creates an electrical output, which is then amplified and displayed on the new digital organic LED display.
It is simple to use, easy to maintain and quick in giving you intelligent results about your colored gemstones.
Features and Benefits:
• Differentiates between diamonds and other colored gemstones
• Tests up to 31 different types of gemstones
• Color separation function of 12 colors with user input, to
improve accuracy
• Industry’s thinnest probe tip (0.45mm) for testing gemstones
from 0.02ct
• Retractable thermoelectric tip that maintains constant pressure
against gemstone
• Patented refined changeable probe tip
• Metal buzzer alert
• Internal library database function of gemstones and their colors
• Requires just 3 AAA Batteries
• USB connection to PC for more value-added functions
Presidium Gem Indicator PGI distinguishes the following gems:
| No. | Stone Family | Stone Name |
| 1 | Glass | Glass |
| 2 | Beryl | Goshenite |
| 3 | Helidor | |
| 4 | Aquamarine | |
| 5 | Morganite | |
| 6 | Emerald | |
| 7 | Lolite | Lolite |
| 8 | Garnet(Almandine-pyrope group) | Almandine |
| 9 | Pyrope | |
| 10 | Spessartite | |
| 11 | Nephrite | Nephrite |
| 12 | Tanzanite | Tanzanite |
| 13 | Quartz | Chrysoprase |
| 14 | Tourmaline | Tourmaline |
| 15 | Paraiba | |
| 16 | Rubelite | |
| 17 | Garnet(Grossular-Andradite group) | Hessonite |
| 18 | Tsavorite | |
| 19 | Demantoid | |
| 20 | Peridot | Peridot |
| 21 | Jadeite | Jadeite |
| 22 | Quartz | Aventurine |
| 23 | Citrine | |
| 24 | Quartz | |
| 25 | Amethyst | |
| 26 | Spinel | Spinel |
| 27 | Chrysoberyl | Chrysoberyl |
| 28 | Topaz | Topaz |
| 29 | Corundum | Sapphire |
| 30 | Ruby | |
| 31 | Diamond | Diamond |
Recommended Operating Conditions
It is recommended to use the Presidium Gem Indicator in environments
at ambient temperatures of 18°C – 27°C. Calibration using the provided
calibration disk is also recommended when starting to use the product
or when using the product in different environments.
-

Nintendo Switch™ – Mario Kart™ 8 Deluxe Bundle
$427.57 Add to cart -

Unisoc T616 2025 Latest 11 Inch Android 14 Tablet 18GB + 128GB, 2K , Unisoc T616, with Case, Pen, Keyboard
$223.39 Select options This product has multiple variants. The options may be chosen on the product page -

SAMSUNG UN98DU9000 98 inch Class Crystal UHD 4K Smart TV (Renewed)
$2,086.48 Add to cart -

IDEQUY Modern Empire Crystal Chandelier 32inches Chrome Crystal Raindrop Ceiling Light for Living Room Bedroom LED Infinity Dimmable 3000-6000K
$583.00 Add to cart -
Sale!

Hisense 100-Inch Class U7 Series ULED 4K UHD Google Smart TV (100U76N, 2024 Model) – QLED, Native 144Hz, Motion Rate 480, Dolby Vision, Full Array Local Dimming, Game Mode Pro, Alexa Compatibility
Original price was: $2,527.79.$2,197.80Current price is: $2,197.80. Add to cart -

PIONEER 12” TS-WX126B Pre-Loaded Compact Passive Subwoofer, 1300 Watts Max Power
$167.82 Add to cart



































Reviews
There are no reviews yet.