This 1-1/4 inch die-struck medal is bordered with a method of scalloping that is identical in appearance to diamond cut engraving. It comes in multiple colors and can be engraved or imprinted only on the back face, due to the front face being decorated with various scientific illustrations including a compass. computer, atom, microscope, chemistry set, rocket, and 'Vitruvian man' in the center. This medal is available in gold, silver, or bronze, and the back face can be engraved or imprinted.