If you are unsure about your ring size, please contact our customer service at [email protected].We will immediately send you a ring sizer free of charge. Alternatively, you can easily determine your ringsize yourself. You can find instructions for this here: ringsize guide.Would you like to surprise someone and have no way of knowing the exact ring size? You can simply order an average size, for women 52-54, for men 60-62. If the ring does not fit, you can send the goods back to us free of charge within 30 days after receiving the order for resizing.