The diamond blisters are safety seals with an ultra-destructive anti-wrinkle system. They are available in four sizes 75x40 mm; 75x45 mm; 80x42 mm 86x54 mm and five different measures of stone domes, we can seal diamonds from 0.01 ct to 10.50 * ct. Two variable stone data management systems are available through labels and card management. * Weights and measures of the maximum stones are estimated on standard cuts. Do you want to know how it works? Click herei