Jeff Cooper Your Heart will Soar. The Carie and Callie Engagement Set. This elegant ring is designed to give the illusion that your center stone is floating in air; set up high for everyone to take notice. Flanked with dazzling round diamonds pavé set half way down the shank to give you that extra lift. Available for several sizes of round centers. Can be custom made to fit any shape center stone. Hand crafted in either Platinum, 18K or 14K Gold.