Below are some of the most brilliant designs available for an antique diamond sapphire ring. Victorian Diamond Sapphire Ring In this type of antique diamond ring, a huge sapphire is beautified by surrounding it with a diamond-embellished metal structure with stunning filigree detailing. Here, the metal setting around the main gemstone is placed in such a way that it resembles the white petals of a flower. Three Stone Diamond Sapphire Ring This is one of the most popular designs for an antique diamond ring. In fact, many celebrities and royals used this design for their engagement and wedding rings. The center stone is also flanked with a medium-sized diamond on each side in order to better highlight it. Sapphire Diamond Band This is one of the simplest designs available for an antique diamond sapphire ring. In this design, sapphires and diamonds of similar size are channel-set on an 18k rose gold band. The stones are arranged in an alternating manner, in order to offer a pleasing appeal to the ring.