Vintage Sterling Silver Green Malachite Brutalist Men’s Women’s Ring Size 13. Preowned condition with natural patina. Ring is tested sterling. Total weight : 12 Grams. Approximately Measurements : Max width 20mm and shank width 5mm. We don’t clean or polish any vintage jewelry. We do not disturb vintage sterling items in order to keep their original patina, leaving it to your discretion. To that end, you may polish or keep them in the same condition. Please check pictures they are part of description. If you have any questions please feel free to ask. NOTE: We offer pre-owned and/or vintage items. If pre-owned, it may have light surface scratches or need a little polishing. PICTURES – I take close up pictures of the items so the details are clearly visible. It can make items look bigger so please review the measurements in the listing or ask questions. FEEDBACK – Please know that I strive to offer the best service possible but mistakes are possible. I will work diligently to correct any mistake so please, please, please contact me if there is a problem and I will resolve it! Thank you so much!