Diamond Tester Pen — key benefits and features Portable, pocketsize design Compact and lightweight construction makes the Diamond Tester Pen easy to carry and use anywhere. Ideal for quick checks without bulky equipment. Fast, reliable testing Uses advanced electronic technology to deliver test results within seconds. Designed to provide accuracy distinction between diamonds, moissanite, other gemstones, and synthetic diamonds. Simple, nospecialskill operation Touch the jewelry surface with the pen tip and read the result immediately. A green light indicates a real diamond, making the outcome easy to interpret without technical training. Multimode functionality and broad compatibility Supports multiple testing modes and functions to suit different testing needs. Applicable to diamonds, moissanite, and other gemstones, and suitable for testing different types of jewelry. Practical size and performance for everyday use Lightweight and easy to handle for routine screening, inventory checks, and onthego verification. Use scenarios (practical applications) Buying secondhand jewelry: Quickly screen rings, pendants, or earrings before to confirm whether a stone is a real diamond or a simulant. Retail and pawnshop screening: Perform fast, reliable checks on incoming inventory for immediate classification and decisionmaking. Estate sales, auctions, and travel: Portable form factor enables immediate testing on site to help determine value and authenticity. What it solves Eliminates uncertainty when evaluating stones by providing a quick, accurate indication of authenticity. Reduces the need to send items for lab testing for preliminary verification. Makes verification accessible to nonexperts thanks to simple operation and clear results. What to expect Compact, lightweight tester you can carry and use easily. Fast, electronic testing that distinguishes diamonds, moissanite, other gemstones, and synthetic diamonds. Onestep testing: touch the pen tip to the stone surface; green light = real diamond. The Diamond Tester Pen offers a practical, userfriendly way to check gemstone authenticity with speed and accuracy, suitable for , retail, and onsite use.