- Home Page /
- Tools & Home Improvement /
- Electrical /
- Testers /
- Voltage Testers /
- Presidium Gem Tester II, Professional Diamond...
Item #:
124348906
Presidium Gem Tester II, Professional Diamond and Gemstone Testing Device, Portable Electronic Tester
Item #:
124348906
TMT 2017
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Friday, September 18
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
The Presidium Gem Tester II provides quick and dependable results for accurately identifying diamonds and gemstones.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Professional Accuracy
The Presidium Gem Tester II delivers high-precision testing, ensuring reliable identification of diamonds and gemstones, making it ideal for jewelers and gemologists seeking accuracy in their assessments.
Portable Design
Its lightweight and compact design allow for easy transport, enabling professionals to conduct gemstone testing anywhere, perfect for on-the-go assessments without sacrificing quality.
User-Friendly Interface
Equipped with an intuitive display and easy-to-follow instructions, this tester simplifies the gem testing process, catering to both novice users and seasoned professionals alike.
Product Details
| Power Source | Battery Powered |
| Lower Temperature Rating | 10 u00b0C |
| Minimum Operating Voltage | 3 volts |
| Upper Temperature Rating | 40 u00b0C |
| Measurement Type | Electrical Conductivity, Thermal Conductivity |
| Maximum Operating Voltage | 9 volts |
| Style Name | Professional |
| Color | Black |
| Item Weight | 350 g |
| Item Dimensions | 5.91 x 4.72 x 5.91 inches (15 x 12 x 15 cm) |
| Brand Name | Generic |
| Model | Pdgt Ii |
| Unit Count | 1 Count |
| Manufacturer | Presidium |
| Included Components | Main Unit, Testing Probe, Calibration Plate, User Manual |
| Item Type Name | Gem Testing Device |
| Part Number | Pgt-ii |
| Specification Met | CE, RoHS |
| Brand | Generic |
| Style | Professional |
Who Should Buy?
-
Jewelry Professionals
Provides gem testing accuracy, helping jewelers verify authenticity and quality of diamonds and gemstones efficiently.
-
Gemstone Enthusiasts
Ideal for hobbyists who desire a reliable and portable tool for testing and identifying various gemstones.
-
Retail Store Owners
Useful for retailers needing to authenticate gemstones and diamonds quickly for customer transactions and trust-building.
-
Casual Buyers
Individuals without extensive gem knowledge may find it too technical and complex for infrequent use.
Product Description
Presidium Gem Tester II, Professional Diamond and Gemstone Testing Device, Portable Electronic Tester
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the Presidium Gem Tester II used for?
Answer: The Presidium Gem Tester II is designed to accurately identify diamonds and various gemstones. Utilizing advanced electronic technology, it distinguishes between natural and synthetic gems by measuring their thermal conductivity. This feature is crucial for jewelry professionals, gemologists, and enthusiasts aiming to ensure the authenticity of precious stones. In practical scenarios, a jeweler can use this tool during appraisals to confirm the quality and value of a piece, giving both buyers and sellers peace of mind. -
Question:
How does the Presidium Gem Tester II differ from other gem testers?
Answer: The Presidium Gem Tester II stands out with its dual testing capability—differentiating between diamonds and colored gemstones. Its unique thermal and optical technology provides precise results, often more reliable than other testers which focus on single parameters. For example, while many testers provide basic readings, the Presidium Gem Tester II can effectively analyze a wider range of gems, making it ideal for professionals who frequently evaluate diverse gemstone collections or specialize in jewelry assessments. -
Question:
Is the Presidium Gem Tester II portable?
Answer: Yes, the Presidium Gem Tester II is designed to be portable, making it convenient for both in-store and on-site evaluations. Its compact size and lightweight build allow users to carry it easily, ensuring that gem testing can occur anywhere, whether it’s at a jewelry show, market, or a customer’s home. This portability makes it an essential tool for traveling gemologists and jewelers who need reliable testing without being tied to a workstation. -
Question:
Can the Presidium Gem Tester II test both diamonds and colored gems?
Answer: Absolutely! The Presidium Gem Tester II is proficient in testing both diamonds and a range of colored gemstones such as sapphires, rubies, and emeralds. This versatility enables users to conduct comprehensive analyses during appraisals, enhancing their ability to make informed decisions regarding gem purchases or sales. A jeweler, for instance, can use this device to verify the authenticity of a multi-gem piece, ensuring each stone's value is accurately assessed. -
Question:
What type of power does the Presidium Gem Tester II require?
Answer: The Presidium Gem Tester II typically operates on a standard set of batteries, making it easy to use without the need for bulky cords or external power sources. This battery operation contributes further to its portability, as users can perform gem tests wherever needed. In real-world scenarios, this allows gemstone buyers who attend trade shows to conveniently test stones on-site, fostering immediate decision-making without any delay. -
Question:
How long does it take to get results with the Presidium Gem Tester II?
Answer: Getting results with the Presidium Gem Tester II is fast, typically requiring just seconds for an accurate reading. After placing the gemstone on the testing plate, users can expect a clear indication of whether the stone is a diamond or another type of gemstone almost instantaneously. This speed is especially beneficial for busy jewelers and gemologists who need to assess multiple stones quickly during an appraisal or sale. -
Question:
Is the Presidium Gem Tester II suitable for beginners?
Answer: Yes, the Presidium Gem Tester II is user-friendly and suitable for beginners as well as experienced professionals. Its intuitive design and straightforward operation allow users to quickly grasp how to perform tests without extensive training. For someone new to the jewelry business or gemology, this tester provides a reliable introduction to the basics of gemstone identification, encouraging confidence and knowledge-building in the field. -
Question:
What other features does the Presidium Gem Tester II have?
Answer: In addition to being able to test diamonds and colored gemstones, the Presidium Gem Tester II features a clear and easy-to-read LCD display that indicates results, including a recommendation for follow-up tests if necessary. Some models also offer guidelines for testing different gem types, which can significantly help novices in accurately identifying stones. This functionality enriches the testing experience, allowing users to explore and understand their gemstones better. -
Question:
How does the Presidium Gem Tester II help in preventing gem fraud?
Answer: The Presidium Gem Tester II plays a critical role in preventing gemstone fraud by providing accurate and quick identification of diamonds and alternative stones. By using this device, jewelers can easily confirm the legitimacy of gemstones during transactions, reducing the risk of costly mistakes. In practice, this can protect both buyers and sellers by ensuring that the authenticity of the stone is verified before the purchase is finalized, making it a valuable tool in the jewelry industry. -
Question:
Where can I buy the Presidium Gem Tester II in Turkmenistan?
Answer: You can buy the Presidium Gem Tester II, Professional Diamond and Gemstone Testing Device, Portable Electronic Tester on Ubuy. They offer a wide selection of products, ensuring you get the genuine item delivered conveniently to your location. Ubuy also provides excellent customer support to assist you with your purchase.
Voltage Testers Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
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.
TMT 2017
Order now and get it around Friday, September 18
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Essential professional tool for identifying diamonds and gemstones.
- Portable and lightweight design for on-the-go testing.
- Ergonomic probe allows for precise contact with gems.
- Clear analogue display ensures easy reading of results.
- Simple two-button operation for user-friendly experience.
- Ideal for jewellers, appraisers, and gem collectors.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.