| CPC G01N 21/87 (2013.01) [G06K 19/06037 (2013.01)] | 19 Claims |

|
1. A scanning device for scanning a scannable indicia in a gemstone, the scanning device comprising:
a scanner configured to read the scannable indicia;
a light source configured to illuminate the scannable indicia; and
a controller communicatively coupled to the scanner to be configured to determine whether the scanable scannable indicia is between a table and a culet of the gemstone;
wherein the light source is configured to illuminate the table of the gemstone, the scanner sends signals to the controller indicative of a reflectivity of the table of the gemstone, and the controller determines whether the scannable indicia is below the table based on the reflectivity of the table.
|