Sterling Silver Inlay Blue Lab Opal Tiny Heart Stud Earrings. Stamped 925. Can be worn by themselves or with multiple earrings. Measures approximately 7mm ( a little over 1/4”) wide by 6mm (1/4”l) long. Comes to you in a gift box. Due to the nature and iridescence of Lab Opal differences in colors will occur from piece to piece and from the pictures. Pictures may not be true to scale, please check the measurements for the actual size.