lzz women's platinum square cut emerald emerald cubic zirconia ring single stone ring wedding ring size 5-11 (us code 11) lzz jewelry maintenance 1. do not touch liquids such as water, sweat and cosmetics. 2. do not wear in the bath, laundry, swimming, sleeping, or exercising. 3. do not expose to the air for a long time. please put it in a sealed bag or box when not wearing it. 4. please wear carefully to avoid violent collision and friction. do not scrub or drop it to the ground. service and warranty the first principle: customer first. if you have any questions, please contact us. we will get back to you within 24 hours. don't hesitate to contact us! 2.90 day money back guarantee or redemption. do not hesitate!