This is an AAA quality Loose Treated Round Rose Cut Black Diamond measuring 8.77x8.70x5.49 mm. Approximate Black Diamond Weight: 3.77 Carats. This is a natural diamond that is treated to enhance the color.,NUMBER OF DIAMONDS:1,SHAPE:Round Rose Cut,AVERAGE COLOR:Fancy Black,AVERAGE QUALITY:AAA,MINIMUM CARAT TOTAL WEIGHT:3.77,DIMENSIONS:8.77x8.70x5.49 mm,CERTIFICATION:US50270115D,COLOR:Black,ACCESSORY TYPE:Loose Black Diamond,PRODUCT TYPE:Loose Black Diamond,TREATMENT METHOD:Natural Diamond Color Enhanced,STONE CREATION METHOD:Natural,STONE HEIGHT:8.77 mm,STONE WIDTH:8.70 mm,MINDIMENSION:8.70 mm,MAXDIMENSION:8.77 mm,ACCESSORY TYPE:Loose Black Diamond,PRODUCT TYPE:Loose Black Diamond,GENDER:Mens-Womens,MATERIAL:Color Diamond {DIAMOND APPRAISAL INCLUDED}