Gorgeous black hills gold on silver mothers ring by Mt.Rushmore Black Hills Gold. Styled in sterling silver, this pretty silver ring is accented with 12k gold pink and green leaves. The ring can be customized to hold from minimum of 2 up to a maximum of 6 genuine 4X2 MM marquise shaped Birthstones. Mt. Rushmore Black Hills Jewelry handcrafts each piece of Black Hills jewelry with quality and precision, and guarantees your jewelry to be free from any manufacturing defects.