For Professional Collectors: The Coin Acoustic Verifier generates clear resonant frequencies for advanced coin authentication. Paired with precision calipers that measure diameter against certified standards, this system validates specimens from 1/10ozt fractional coins to large 10ozt pieces with high accuracy. Coin Tester Kit: A comprehensive toolset designed for authenticating silver and gold coins through advanced resonance testing. This versatile kit is compatible with leading verification systems including Precious Coin Tester, Pingcoin, and Coin Tester platforms. Ideal for collectors and dealers, it provides reliable multi-factor analysis to help verify coin authenticity. For comprehensive coin authentication: Secure your silver coin in the included holder for precise resonance analysis—the sound profile helps identify key authenticity indicators. Use the magnetic clasp to test metallic composition; silver typically exhibits minimal magnetic response. System Integration: This tester works with popular numismatic analysis applications such as Precious Coin Tester, Pingcoin, Bullion Test, and Coin Tester platforms, supporting advanced analysis and automated reporting features for detailed authentication records. Metal Acoustic Tester: A portable solution for gold and silver coin verification. Simply secure your coin in the testing chamber and release for quick analysis. The compact 4-inch x 5-inch carrying case fits easily in a pocket, enabling professional-grade verification on the go. Color: As Shown Material: Metal Package Contents: 1 set * gold testing kit Only the above package content is included; other items are not part of this package. Note: Lighting reflections and different display settings may cause slight variations between the color of the item in the photo and the actual product. Measurement may vary by +/- 1-3 cm.