They managed to take the coin and escaped with it before police arrived. A ladder was later found near railway tracks close to the museum. The coin is three-centimeter (1.18-inch) thick , with a diameter of 53 centimeters (20.9 inches) and face value of $1 million but its real value would be worth almost $4.5 million at market prices. It’s listed in the Guinness Book of Records for its purity of 999.99/1000 gold. It has a portrait of Queen Elizabeth II on one side and maple leaves on the other. The year 2007 is stamped on the front. No information was available about the security system in place for this coin. The Bode Museum is one of the group of museums on the Museum Island in Berlin. It was designed by architect Ernst von Ihne and completed in 1904, originally being called the Kaiser-Friedrich-Museum after Emperor Frederick III.