Stud Earring (0.2 CT, Diamond Slab, MA+DIA) from Parts of Four. MA:MATTE STERLING SILVER. Sanded at 320 grit DIA:ROUGH DIAMOND. The stones used in this item are cuts of diamond material that are removed from a larger chunk of diamond as they are attempting to get to the perfect diamond in the center. Dimensions: Diameter: 8.5 mm Pin thickness: 1 mm / 19 gauge Weight: 3 grams Composition: Matte sterling silver + Diamond slice Made in Bali SKU: 1235-7-MA+DIA