SmartPro SPGE-I Gem Eye I Gem and Diamond Tester Smart Pro

The SmartPro SPGE-I Gem Eye I Gem and Diamond Tester Smart Pro has garnered a mix of reviews that highlight both its capabilities and its limitations. Many users appreciate its ability to differentiate between gemstones effectively, particularly noting that it can be calibrated by the user, which adds a layer of control not found in many competing models. This feature is often praised as a significant improvement, especially compared to prior testers that failed to deliver reliable results and could not be calibrated. However, some customers have reported issues with accuracy and reliability after initial use. Users have experienced challenges with the device failing to read certain stones or shutting down unexpectedly. Calibration is noted to be a critical factor for Consistent performance, but it can be cumbersome, requiring frequent adjustments after each use. Customer service seems to be a point of contention, with some users expressing frustration over support access, particularly regarding assistance from the manufacturer based in Bangkok. Despite these challenges, a subset of customers has had positive interactions with sellers, noting responsive communication when issues arose, including replacement of defective units. The SmartPro also seems to be appreciated for its user-friendly manual, which assists in understanding the product better, a feature that some customers felt was lacking in competitor models. Overall, while there are noteworthy concerns regarding reliability and support, many find that the SmartPro offers a better experience than other products on the market. **