Preowned Silver and black Keychain for BMW Blue and white crystal embellished All crystals present on one side and on the other shown in pics and video 3 of the tiny upper ones are missing but not noticeable This is a beautiful keychain!! The nickname “bimmer” originated in the 1970s. At the time, BMW automobiles were enjoying something of a boom in popularity in the US. Americans had initially called BMW cars “beamers,” like the motorcycles – with the exception of the Boston Chapter BMW club, whose newsletter has been called “Bimmer” since the 1970s