What is the Presidium Instruments Gem Indicator (PGI)?

The Presidium Instruments Gem Indicator (PGI) is a handheld tester designed specifically for identifying diamonds and common colored gemstones. It uses advanced technology to measure the refractive index of stones, allowing users to accurately differentiate between genuine gems and imitations. This device is especially helpful for jewelry enthusiasts and professionals who require quick and reliable gem identification in various settings, including retail and appraisal.

How does the PGI handheld tester work?

The PGI handheld tester works by measuring the refractive index of gemstones. When the tip of the device is placed on a gemstone, it sends light through the stone, capturing its optical properties. The device displays a reading that indicates whether the stone is a diamond or a colored gemstone, based on predefined thresholds. This functionality allows users to confidently assess the authenticity of their gemstones, making it ideal for jewelers, appraisers, and collectors.

Can the PGI tester distinguish between different types of gemstones?

Yes, the PGI tester is capable of distinguishing between a variety of gemstones, including diamonds, sapphires, rubies, and emeralds. It utilizes specific settings for different types of stones, allowing users to accurately identify not just diamonds but also common colored gemstones. This feature is essential for jewelers and gemologists who need to assess the value and authenticity of diverse gemstones in their inventory.

Is the PGI easy to use for beginners?

Absolutely! The PGI handheld tester is designed with user-friendliness in mind, making it accessible for beginners and experienced gemologists alike. It features a simple interface with clear instructions and visual indicators for interpreting results. Beginners can quickly learn to use the device effectively with a bit of practice, allowing them to identify gemstones confidently during casual assessments or hobbyist activities.

What safety measures should I take while using the PGI tester?

When using the PGI tester, it's important to handle it with care and avoid exposing it to extreme temperatures or humidity. Always store the device in its protective case when not in use. Additionally, ensure that the gemstones are clean and free from dirt or oils, which can affect readings. By following these precautions, you can maintain the accuracy of the tester and extend its lifespan.

Can I use the PGI tester on all types of gemstones?

The PGI tester is designed primarily for diamonds and common colored gemstones. However, it may not offer accurate readings for certain stones, such as organic gems like pearls or amber, or synthetic stones that have different optical properties. It’s advisable to use the tester specifically for the recommended gemstones for optimal accuracy, ensuring that users receive reliable results for their gemstone assessments.

How long does the battery last in the PGI tester?

The battery life of the PGI tester can vary based on usage, but typically lasts for several months with regular use. Users can easily replace the battery when it runs low. It is crucial to check the battery level before critical gemstone identification tasks, ensuring that precautions are taken, such as having a spare battery on hand during busy times like trade shows or appraisal events.

Is there a warranty offered with the PGI handheld tester?

Yes, the Presidium Instruments Gem Indicator (PGI) usually comes with a manufacturer's warranty, offering buyers peace of mind about their purchase. This warranty typically covers manufacturing defects and malfunctions during normal use. To ensure full benefits, users should register their product and keep their purchase receipt. This coverage is crucial for ensuring long-term reliability and satisfaction with the device.

Where can I buy the Presidium Instruments Gem Indicator (PGI) handheld tester?

You can purchase the Presidium Instruments Gem Indicator (PGI) handheld tester reliably through Ubuy in South Africa. Ubuy offers a straightforward shopping experience with access to various products, including this gem tester, ensuring you receive a quality item accompanied by customer support and various shipping options. It's a convenient platform for those looking to acquire gem testing tools safely and efficiently.

How to Shop Presidium Instruments Gem Indicator (PGI) Handheld Online From Ubuy?

It’s easy to shop Presidium Instruments Gem Indicator (PGI) Handheld online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.

Is Presidium Instruments Gem Indicator (PGI) Handheld Available to Shop Online in South Africa?

Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The Presidium Instruments Gem Indicator (PGI) Handheld is not available locally but you can trust us with our express shipping services.

How Long Does It Take to Get Product After Placing the Order?

The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

Presidium

INDUSTRIES MOST TRUSTED | The only handheld tester specifically for colored gemstones; Quick results in less than 6 seconds.

Presidium

Item #: 8518894

Presidium Instruments Gem Indicator (PGI) Handheld Tester for Identifying Diamonds and Common Colored Gemstones

Item #: 8518894

ZAR 8339

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

^{*All items will import from US}

Availability : In stock

Imported from USA store

QTY:

Only 9 items left in stock.

Order now and get it around Saturday, July 04

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INDUSTRIES MOST TRUSTED | The only handheld tester specifically for colored gemstones; Quick results in less than 6 seconds.

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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Portable Design

The compact and lightweight design of the PGI makes it easy to carry, allowing gemologists and jewelers to test gemstones anywhere, anytime, enhancing convenience without compromising accuracy.

Dual Functionality

With the ability to identify both diamonds and common colored gemstones, the PGI provides versatile testing options, saving time and effort for professionals who handle diverse gem types.

User-Friendly Interface

The intuitive controls and clear display of the tester ensure even novice users can operate it easily, delivering reliable results swiftly, perfect for both professionals and hobbyists.

Product Details

The only handheld tester designed specifically for colored gemstones, providing quick results in under 6 seconds.
Features a retractable thermoelectric probe tip that ensures constant pressure for enhanced accuracy.
Includes a color input function to further separate gemstones for precise results.
Results are displayed on a clear digital LED screen, with the ability to test 31 different gemstones.
Designed with a sleek chrome-brushed ergonomic grip and a USB port for alternative power.
Part of the Presidium line of testers, including models for diamond, moissanite, and colored gemstones, offering versatile testing options.

Package Dimensions	8.1 x 3.4 x 2.4 inches (20.6 x 8.6 x 6.1 cm)
Item model number	PGI
Is Discontinued By Manufacturer	No
Item Weight	11.2 ounces (317.52 grams)
Manufacturer	PRESIDIUM
Date First Available	June 3, 2016

Who Should Buy?

Jewelry Retailers
Jewelry retailers can quickly verify the authenticity of diamonds and colored gemstones, enhancing customer trust and satisfaction.
Gemstone Enthusiasts
Gemstone collectors and hobbyists will appreciate the ease of identifying gems without needing advanced training or expertise.
Professional Appraisers
Appraisers will find this tool invaluable for accurately assessing gem quality, saving time and improving reliability in evaluations.

Casual Buyers
Casual gem buyers may not require a handheld tester, as they might not prioritize the authenticity of stones.
Non-technical Users
Individuals without basic knowledge of gemstone identification might find the device challenging to use effectively.
High-End Gemologists
Professional gemologists may find this tester too basic for detailed analysis required for high-value gemstones.

Product Description

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Customer Questions & Answers

Question: How to Shop Presidium Instruments Gem Indicator (PGI) Handheld Online From Ubuy?

Answer: It’s easy to shop Presidium Instruments Gem Indicator (PGI) Handheld online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location.
Question: Is Presidium Instruments Gem Indicator (PGI) Handheld Available to Shop Online in South Africa?

Answer: Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The Presidium Instruments Gem Indicator (PGI) Handheld is not available locally but you can trust us with our express shipping services.
Question: How Long Does It Take to Get Product After Placing the Order?

Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

Presidium Diamond Testers PGI Editorial Review

The Presidium Instruments Gem Indicator (PGI) is a handheld tester designed to identify diamonds and common colored gemstones. It has a small, easy-to-read window where you can select the color of the stone you're testing and get its identification. It can be used on loose or mounted gems and can even detect cloudy and cracked stones. Despite some reviews suggesting the device did not work, most customers found it useful and efficient. It can identify a variety of gemstones, including Rubies and Sapphires, but it cannot distinguish between genuine and synthetic diamonds. The calibration process may be tedious as it must be done every time you change the gemstone, and the instructions are not very clear.

Customer Reviews & Ratings

3.6

61 customers ratings

5 Star

53%
4 Star

6%
3 Star

11%
2 Star

10%
1 Star

20%

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Pros

Can identify a wide range of gemstones
Can test mounted stones
Handy for distinguishing between genuine gemstones and glass
Reusable

Cons

Cannot distinguish between genuine and synthetic diamonds

Product Price History

Important information

Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

ZAR 8339

Order now and get it around Saturday, July 04

QTY:

Only 9 items left in stock.

Secured transaction

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Fastest cross-border delivery

Features & Benefits

Only handheld tester for colored gemstones
Quick results in less than 6 seconds
Thinnest retractable probe tip ensures constant pressure between probe and gemstone, providing enhanced accuracy
Color input function for more precise results
Easy-to-read digital LED screen displays results
USB port for alternative power and handheld for convenience

Presidium Instruments Gem Indicator (PGI) Handheld Tester for Identifying Diamonds and Common Colored Gemstones

ZAR 8339

Fast Shipping

Free Return*

Secure Packaging

100% Original Products

PCI DSS Compliance

ISO 27001 Certified

What Stands Out

Product Details

Who Should Buy?

Product Description

Customer Questions & Answers

Presidium Diamond Testers PGI Editorial Review

Customer Reviews & Ratings

Review this product

Pros

Cons

Product Price History

Important information

ZAR 8339

Features & Benefits

Fast
Shipping

Free
Return^*