Keep your gold shining—gentle cleansers, polish routines, storage tips, and when to call a professional.

Compare top gold detectors, electronic testers, acid kits, and XRF machines for reliable, professional results.

Avoid these frequent errors—wrong acids, uncalibrated scales, surface coatings—to get accurate gold test results.

Perform simple, safe at-home tests—vinegar, ceramic, ice, density, magnet—to check your gold’s purity in minutes.

Discover what karats mean, how purity is measured, and why 24K isn’t always the best choice for jewelry.