Affectionately Nicknamed the “Moonwatch” as it accompanied astronauts who landed over the moon, this Speedmaster is becoming a cult watch that is always only gently revised. Buying a used Omega Seamaster Diver 300M presents a savvy opportunity for watch fanatics to have a bit of Omega's prestigious dive watch lineage https://www.watchesworld.com/germanys-top-10-favourite-luxury-watches/