Moon Phase Stud Earrings: Sterling silver stud earring setPLEASE READ the following description & note size reference photos and measurements before making your purchase. Set of 4 pairs of sterling silver moon phase stud earrings. I make these earrings using a sheet of sterling silver that I first texture to look like the surface of the moon. I then use a disc cutter to cut each moon phase shape. They are oxidized to show the details of the surface. They are finished with sterling silver posts and titanium