Margo ring in 18K gold vermeil set with ~0. 6 carats Ruby (13 of 2mm round cut). Ring dimensions: 3. 1mm width x 1. 7mm thick Options available in 9K, 14K and 18K gold and additional sizes available, please contact Juvetti. International ring size conversion below. Our precious jewellery is designed to preserve its original brilliance over time. There are a few precautions to make sure to keep your jewellery in the best condition. Your jewellery should be cleaned regularly using clean and dry polishing cloth to gently rub your piece in one direction. Use gentle soap on a damp polishing cloth if further cleaning is needed. Remove your jewellery before going to sleep, taking a bath or using corrosive products Do not wear your jewellery while practicing sports, particularly when swimming in the sea or in a chlorinated swimming pool Avoid spraying perfume, applying creams or any other liquids directly onto your jewellery Keep your jewellery individually in their suitably lined box or soft pouch after wearing them and store your jewellery away from extreme temperatures, humidity or direct sunlight.