Presidium Multi Tester III (PMuT III) – The Ultimate Diamond & Moissanite Tester

Precision, Power, and Portability – All in One.

The Presidium Multi Tester III (PMuT III) is your all-in-one solution for quickly and reliably verifying the authenticity of colorless diamonds, moissanite, and other common simulants like cubic zirconia, sapphire, spinel, and zircon.

Engineered with cutting-edge technology and a sleek ergonomic design, this next-generation tester ensures exceptional accuracy, ease of use, and consistent performance – even on stones as small as 0.02 carats.

✅ Key Features

• Dual-Testing Technology: Instantly identifies colorless diamonds and moissanite using both thermal and electrical conductivity tests.

• World’s Thinnest Probe Tip: Ultra-fine 0.6mm retractable tip allows testing of stones as small as 0.02ct with consistent pressure for reliable results.

• 360° LED Display: Clear, bright display viewable from all angles—ideal for both left- and right-handed users.

• Smart Metal Alert: Built-in buzzer alerts if the probe touches metal instead of the gemstone, ensuring accuracy.

• Ergonomic Anti-Slip Grip: Designed for comfort and better handling during long testing sessions.

• Universal Compatibility: Supports international voltages and can run on 3 x AAA batteries or via an AC power port.

⭐ Why Choose PMuT III?

• Accurate results every time – even for tiny gemstones.

• No downtime between tests – fast and efficient.

• Easy to operate – perfect for jewelers, gemologists, and appraisers.

• Lightweight & portable – includes a protective carrying case for convenience.

• Automatic power-off to save battery life.

🔋 Power & Battery

• Runs on 3 x AAA alkaline batteries (up to 7 hours continuous use)

• AC port available for use with Presidium Power Adapter (sold separately)

Perfect for:
Jewelry stores, gem labs, exhibitions, field testing, or professional use where accuracy and speed are essential.

Make confident decisions with the Presidium Multi Tester III – the trusted name in diamond verification.