Presidium® Multi Tester III

The Presidium® Multi Tester III is the all-in-one instrument that reliably and accurately verifies the authenticity of diamonds against moissanites and other diamond simulants such as colorless sapphire, colorless spinel, cubic zirconia, zircon, etc. Showcasing a new ergonomic design with a rubberized anti-slip grip and an all-around display for easy readability, PMuT III promises greater ease of handling and reading of results whilst testing. Presidium’s® Multi Tester was the world’s first tester that tests for both diamonds and moissanites in a single instrument. It’s measuring probes and electronics circuitry detect data from the gemstone being tested via a customized micro-controller, identifying diamonds and moissanites based on their thermal and electrical properties. PMuT III has a retractable probe tip that ensures consistent pressure against the gemstone during testing for more reliable results. With the industry’s thinnest probe tip size of 0.6mm, the PMuT III tests diamonds as small as 0.02ct.

• Retractable thermoelectric probe tip that ensures constant pressure between probe and gemstone.
• Industry’s thinnest probe tip (0.6mm) for testing gemstones as small as 0.02ct.
• Metal alert buzzer to ensure that probe tip is in contact with gemstone during testing.
• Ergonomic design with rubberized anti-slip grip for better handling during testing.
• 180-degree multi-viewing LED display.
• Catered to both left-handed and right-handed users alike.
• International voltage compatibility.
• Low batter indicator.
• Automatic power off.
• Identifies metals, simulants, moissanites, and diamonds instantly.
• Enhanced accuracy and consistency with improved functionality and usability.
• Accurate testing on diamonds as small as 0.02ct.
• Enhanced functionality and usability.
• Clear and visible display for ease of reading measurements.
• No waiting time between tests.
• Simple and easy to use.
• Light and portable for convenience.
• Comes with protective carrying case.
• 3 x AAA alkaline batteries (approximately 7 hours of continuous use).

Warranties are issued by the manufacturer of an item and not our store. If an item you bought is defective within the 30 days of your purchase date, we will gladly replace it for you if a receipt is present. Otherwise, we will be more than happy to help you obtain any information you need in order to properly communicate with the manufacturer of your item. Please note that if you choose to have us correspond with the manufacturer regarding your item, there will be a shipping fee and/or a repair charge if the item's warranty is deemed to be expired. 

We want you to be happy with your purchase and would like to be transparent with our returns policy.

ONLINE returns are accepted within 30 days of the purchase date. All items must be unused and in their original packaging. To return an item, please contact us by e-mail or by phone to obtain an RMA number. We will gladly refund you in the original form of payment. Shipping costs for returns are paid for by customers unless item(s) are deemed to be defective or shipped incorrectly by us. Items that do not have a receipt will be issued a store credit if and when approved for return within the 30 days period. Please note, special orders are non-refundable and non-exchangeable.

STORE returns are accepted within 7 days of the purchase date but will be credited with a store credit. There are no cash returns on items purchased in store. Returns of damaged or defective items will be considered within 30 days of the purchase date.

Please note, any purchases made specifically for Trade Shows will not be authorized for return or exchange.