This is an AA quality Loose Pear Rose Cut Black Diamond measuring 11.13x8.54x5.09 mm. Approximate Black Diamond Weight: 3.99 Carats. ,NUMBER OF DIAMONDS:1,SHAPE:Pear Rose Cut,AVERAGE COLOR:Fancy Black,AVERAGE QUALITY:AA,MINIMUM CARAT TOTAL WEIGHT:3.99,DIMENSIONS:11.13x8.54x5.09 mm,CERTIFICATION:US56753909D,COLOR:Black,ACCESSORY TYPE:Loose Black Diamond,PRODUCT TYPE:Loose Black Diamond,TREATMENT METHOD:Not Specified,STONE CREATION METHOD:Natural,STONE HEIGHT:11.13 mm,STONE WIDTH:8.54 mm,MINDIMENSION:8.54 mm,MAXDIMENSION:11.13 mm,ACCESSORY TYPE:Loose Black Diamond,PRODUCT TYPE:Loose Black Diamond,GENDER:Mens-Womens,MATERIAL:Color Diamond