Stud Earring (0.4 CT, Diamond Slab, DA+DIA) from Parts of Four. DA:DIRTY STERLING. Sterling silver, dipped in acid to create a subdued surface. Results will never be identical, and this nuance / variation should be seen as a characteristic of the uniqueness of the product. 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. Each stone fragment and shape are absolutely unique. Dimensions: Diameter: 9.5 mm Pin thickness: 1 mm / 19 gauge Weight: 3 grams Composition: Acid treated sterling silver + Diamond slice Made in Bali SKU: 1835-23-DA+DIA