Ruby from Pailin District, Krong Pailin Municipality (Pailin Municipality), Cambodia. Comes with certificate of authenticity. Stone type: Ruby. Dominant color: red. Origin: Cambodia. Average weight (Carats): 0.110 carats. Dimensions (mm): 2 x 2 x 1 mm. Ref. : SKU023125. Red variety of corundum (Al2O3), colored by chromium. Very popular in jewelry for its color and hardness.