These fantastic Green Aventurine beads are an amazing addition to any style or design. With an earthy green color, they are simply beautiful. They are varied in size, but tend to be approximately 12 to 15 mm in size. This is a 15 Inch strand. Please let us know if you have questions and check out our store to see an ever changing selection of handmade items and useful jewelry making supplies.Due to the natural nature of the color and shape of these beads, please expect slight variations from bead to bead.