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๐ Test Like a Pro, Never Miss a Sparkle!
The Presidium Duo Tester PDT II is a cutting-edge jewelry testing tool that uniquely combines thermal conductivity and reflectivity measurements with Assisted Thermal Calibration (ATC). Featuring the industry's thinnest 0.6mm probe tip, it delivers precise, reliable identification of diamonds and colored gemstones, even on stones as small as 0.02ct. Its large analog dial with 15 gemstone indicators ensures quick, professional-grade results, making it an essential device for jewelers, gemologists, and collectors.






| ASIN | B000TD30NM |
| Best Sellers Rank | #224,112 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #74 in Jewelry Diamond Testers |
| Brand Name | Presidium |
| Color | Black |
| Customer Reviews | 3.1 3.1 out of 5 stars (38) |
| Item Weight | 0.7 Kilograms |
| Manufacturer | Presidium |
| Measurement Type | Thermal Conductivity, Reflective Index |
| Model | PDT-S7 |
| Part Number | PSPDTS7 |
| Power Source | Battery Powered |
| Specification Met | NIST |
| Style Name | Compact, Modern |
| Unit Count | 1.0 Count |
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