Cartier 18ct rose-gold and diamond ringSlips on2.6mm widthDiamond carat 0.01ctTo ensure you are choosing the right ring size for you, measure the circumference of your finger in mm using a tape measure at a time when you are neither hot nor cold. Ensure that the chosen size passes easily along the full length of the finger. Remember that the two hands differ slightly in size; a ring worn on a finger of the left hand will not be a perfect fit for the same finger on the right hand. Please note that all Cartier rings are measured in millimetresCartier prides itself on providing excellent customer service. This includes contacting customers to offer after-sales care and share details about its brand and products. As such, when you order a Cartier product from us, your details will be passed onto Cartier so that it can provide these services to youArrives in brand's iconic packaging