What it does and why you need it Fast, onthespot gemstone checks: the tester uses a precision alloy probe to identify diamonds, jade, and other gemstones quickly so you can make confident buying, selling, or appraisal decisions. Reduces uncertainty: clear audio tones plus three color indicators simplify authenticity checks, removing guesswork for both professionals and casual buyers. Key benefits Accurate detection: the alloy probe and sensitive electronics deliver reliable readings for common gemstones, helping you spot likely fakes or confirm pieces before or consignment. Simple operation: audible tones paired with red/amber/greenstyle indicators let anyone interpret results without technical training. Durable and transportready: built from engineeringgrade materials and supplied with a protective case to prevent damage during storage or travel. Compact and lightweight: measures 5.3 x 1.6 x 0.9 inches, easily fits in a bag, glove compartment, or jeweler's pouch for testing wherever you go. Practical details and compatibility Function: performs rapid identification of diamonds, jade, and other gemstones using a precision alloy probe and straightforward visual/audio output. Indicators: audible tone plus three color indicators provide ataglance assessment of authenticity. Construction: engineered materials for everyday professional use; includes a protective carrying case for safe transport. Size: 5.3 x 1.6 x 0.9 inches — compact for travel and pointof use. Typical use scenarios At a market or estate : test items on the spot before buying to avoid costly mistakes. Retail and shops: quickly screen incoming inventory or customer pieces during appraisals and repairs. Travel and trade shows: carry the compact tester in its protective case to verify gemstones while away from the . Who this helps Jewelers and gem dealers needing a fast screening tool. Buyers and collectors who want confident, immediate checks. Pawnshops, consignors, and estate handlers who require quick authenticity assessments. This tester offers a practical, portable way to screen gemstones with clear, easytoread results—built to withstand daily use and convenient enough to bring wherever you need reliable gemstone checks.