Presidium Multi Tester PMUT III - Diamond, Moissanite & Simulant Testing Pen for Jewelry Identification

The best-selling, pocket-sized professional tester that instantly separates colorless diamonds from moissanites and other simulants using dual thermal/electrical properties. Featuring a 0.6mm probe, 180° LED display, and an ergonomic anti-slip grip for precise, handheld convenience.

• Dual-Property Accuracy: Uniquely identifies and separates colorless diamonds, moissanites, and common simulants by analyzing both thermal and electrical conductivity for reliable verification.
• Ultra-Precision for Micro-Stones: Equipped with the industry's thinnest 0.6mm retractable probe, accurately testing diamonds as small as 0.02 carats with constant pressure control.
• Ergonomic Handheld Design: Features a rubberized anti-slip grip and a 180° multi-viewing LED display for easy handling and readability by all users.
• Enhanced Professional Functionality: Includes a metal alert buzzer for proper contact, international voltage compatibility, and automatic power-off, ensuring consistent, reliable results anywhere.
• Complete Portable Solution: A lightweight (54g), pocket-sized instrument with a protective case, offering about 7 hours of continuous use on AAA batteries for ultimate field convenience.