We care deeply about quality and ensuring our customers are happy with their purchase. If your Niki Jewels piece needs repair or resizing at any point, you may initiate the process by contacting us on customerservice@nikitaexports.com  or +919136429568. We are happy to repair any piece that is made by us. Any additional charges will be levied on a case to case basis and will be communicated to you before the services are initiated. We are happy to replace any lost stones at an additional charge which will be determined on a case to case basis. Shipping charges for any repairs and maintenance services will be borne by the customer.