This beautiful Stackable Ring has Princess cut simulated birthstones with Accent Round Swarovski CZs in between each Princess stone. Mix and Match to create your own style. Available in 12 birthstones January through December. Your choice of White, Yellow, or Rose gold plated sterling silver. We have 4 different Stackable Ring styles for you to choose from. They measure 2.0mm Wide and 1.8mm Thick.