This beautiful ring is made with 7.50 carats of all real, earth mined gemstones including blue topaz (7.50 carats) and white diamonds (0.10 carats). The topaz measures 12x12mm and has a checkerboard cut. The ring is set in solid .925 sterling silver with a rhodium plate to prevent tarnishing. The ring in the photos is the actual one you will receive, so please see photos for quality and measurements. The topaz and diamonds are tested in the photos for verification. Size 8. Inventory: J13