The first video game ever made! Revolution that brought the era of video games. Primitive graphics but still continues to be cult and be loved! 15 beautiful Titanium colors to choose from Colors shown in the photos: Ghost in “Gold”, Ghost in “Vector Blue” Hypoallergenic metal Earrings Diameter: 0.47 Inches These earrings are completely made out of titanium. Titanium is a hypoallergenic material and its the same that is used in surgery. It is absolutely safe and causes no allergies at all, ideal for people who are suffering from irritations that other materials cause. I try to ensure that my photos are accurate, but please remember various monitors will display colors slightly differently, so the color may not match exactly what you see on the screen. Professionally working in jewelry creating for over 20 years now, for us it genuinely is a form of expression. It is truly wonderful to be able to imprint what you feel on an artistically created object that others wear and feel beautifully. Our modern silversmith studio in the heart of Athens – Greece, keeps growing, adding more & more of the latest technology and equipment so we can continue providing our top quality jewelry pieces for all of you around the world to truly enjoy & shine in!