The SmartPro MAX (SPMAX) is the world's first handheld device in the industry that functions as a 5-in-1 colorless Lab-Grown and Simulant Diamond Tester. It features a patented single probe with 2-in-1 thermal and optical technology, allowing it to detect various types of diamonds and diamond simulants. This includes colorless earth-mined natural diamonds (Type Ia), colorless Lab Grown Synthetic diamonds (CVD/HPHT/Type IIa), Moissanite, Diamond Simulants, and Cubic Zirconia (CZ). The SPMAX is capable of testing polished diamonds of different sizes and shapes, whether they are loose or mounted, with a range as small as >0.02 carats.