This is an AA quality Loose Oval Cut Natural Ruby measuring 6x4 mm. Approximate Gemstone Weight: 0.50-0.64 Carats.,GEMSTONE:Ruby,SHAPE:Oval,AVERAGE COLOR:Red,AVERAGE QUALITY:AA,MINIMUM CARAT TOTAL WEIGHT:0.50-0.64,GEMSTONE DIMENSIONS:6x4 mm,NUMBER OF STONES:1,COLOR:Red,TREATMENT METHOD:Heated,STONE CREATION METHOD:Natural,ORIGIN:Unknown,MINDIMENSION:4.00 mm,MAXDIMENSION:6.00 mm,ACCESSORY TYPE:Loose Ruby,PRODUCT TYPE:Loose Ruby Gemstone,GENDER:Mens-Womens,MATERIAL:GemstoneMysticdrop