Several tips to instruct you to tell the difference from types of Rhinestones
Swarovski Rhinestones: As the best quality rhinestones, the Swarovski Rhinestone is the most Shinning rhinestones on the world, no matter what colours.
Signature PLUS Rhinestones: The secondary quality of the rhinestones, it have 14 faceted Cut in most size, and is much cheaper than Swarovski Rhinestones.
Flatback Rhinestones - Special Shape: It is popular, because it is a stable quality, normally there is 5% defected stones in 1440pcs and is much cheaper than Swarovski Rhinestones and Signature PLUS Rhinestones.