Unique ammonite and sterling silver ring. The ring measures 1" tall and 13/16" wide. The ring is a size 7.  The back is stamped ".925" along with the hallmark "RB" inside a bear for the Running Bear shop in New Mexico.  This is a new ring in great condition. This beautiful ring would be a great addition to any jewelry collection. Thank you for looking, and if you have any question please feel free to contact us.