Make any day special when you wear these charming and elegant marquise-cut blue topaz flower stud earrings in sterling silver. Fashioned in sterling silver each flower-shaped earring glistens with five 8. 0 x 4. 0mm marquise-cut sky-blue topaz "petals" and a polished star-shaped detail at the center. Blue topaz is the traditional birthstone for december and is said to bring the wearer wisdom and understanding. These post earrings secure comfortably with friction backs.