This 18K Gold Diamond Engagement Setting Set consists of an engagement ring mounting and matching band. The mounting weighs approximately 7 grams and can accommodate from 0.50ct to 3ct round stone as a center (gold weight and number and carat weight of side stones may vary). The band weighs approximately 5.4 grams. Please note: This listing is for engagement ring mounting and matching band only, center diamond is for illustration purposes only and is sold separately. This mounting is priced to fit up to 0.75ct center stone. If you need it to fit a larger stone please contact us toll free in USA: 1-866-423-6262 or outside USA: 212-398-3123 prior to making a purchase as the price will vary depending on the size of your center stone.