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Presidium Gem Tester 11/Coloured Stone Estimator (PGT 11) - TD53

Brand: Presidium

Subtotal: £251.95 Price: £251.95 + VAT if applicable
Quantity discounts 1 (£251.95) 2+ (£239.35) 10+ (£226.76)

SKU: TD53 Packaged weight: 0.60kg

The new and Presidium PGT II / CSE is the only coloured gemstone thermal tester in the industry. It provides a quick and easy way to identify diamonds and separate common coloured gemstones from one another based on their thermal conductivity. Coated gemstones can also be generally tested with the PGT II / CSE. This tester does not differentiate between natural and synthetic coloured gemstones.



• 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

• Clear and easy-to-read analogue dial

• Can differentiate between 15 types of gemstones

• Built-in glass and Calibration (CAL) test discs for reference





• Identifies diamonds/moissanites and most coloured gemstones

• Tests both polished and unpolished gemstones

• Tests gemstones as small as 0.02ct

• Consistent and reliable results every time

• No waiting time between tests

• Simple and easy to use

• Runs on 2 AA batteries or (optional) mains adaptor 

  (Supplied with 2 pin USA Adaptor)



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