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Presidium Instruments Gem Indicator (PGI) Handheld Tester for Identifying Diamonds and Common Colored Gemstones
✅ In stock
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Grade
Analysis Confidence
35%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
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Price verified Sep 28, 2026 4:27 AM · Prices & availability subject to change
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📝 Product Overview
🏪 Sold by
CroVentures
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓INDUSTRIES MOST TRUSTED | The only handheld tester specifically for colored gemstones; Quick results in less than 6 seconds.
✓THINNEST RETRACTABLE PROBE TIP | Retractable thermoelectric probe tip that ensures constant pressure between probe and gemstone, for enhanced accuracy.
✓VERSATILE AND RELIABLE | Color input function to further separate gemstones for more precise results.
✓EASY TO READ | Results are on a clear digital LED screen; Tests an extended range of 31 different gemstones.
✓ERGONOMIC | Sleek chrome-brushed ergonomic grip; USB port for alternative power and handheld for convenience.
⚙️ Specifications
8.1 x 3.4 x 2.4 inches
PGI
B06X979666
3.6
See Top 100 in Arts, Crafts & Sewing
11.2 ounces
PRESIDIUM
June 3, 2016
Package Dimensions
8.1 x 3.4 x 2.4 inches
Item model number
PGI
ASIN
B06X979666
Customer Reviews
3.6
Best Sellers Rank
See Top 100 in Arts, Crafts & Sewing
Item Weight
11.2 ounces
Manufacturer
PRESIDIUM