These are ok as individual pieces. Average cut and colour, ok clarity. They have very minor inclusions or slightly off centre cuts.  
Stone Type: Amethyst
Colour:  Light Purple / Mauve
Shape/Cut:  Rectangle for the most part
Size/Dimensions: Average 15 x 12 mm
Carats: N / A
Clarity : VS - only slight inclusions 
Treatment: No Treatment
Origin: Brazil