This Female Adult Pendant is truly the ultimate in Heart pendants. We call it the Heart of Hearts Mothers Birthstone pendant (simulated birthstone) It is made of Platinum Plated solid Sterling Silver. The bezel around the heart has 47 x 1mm Pure Brilliance Zirconia. The face of the heart has 26 x 1.50mm round simulated birthstones. Yes first you pick the mothers birthstone(simulated) for the outside and then up to 8 simulated birthstones on the inside attached to a genuine mother of pearl heart on the inside of this gorgeous locket. You could also just get it with the diamond look (Pure Brilliance Zirconia) or the simulated birthstone.