This is a Genuine BMW Trunk Emblem (70mm Diameter) for the classic BMW 1600/2002/2002tii models with the early / round tail light design, as offered in 1969, 1970, 1971, 1972, and 1973. (Not for cars after the 1973 model year.)
We also recommend ordering Part # 51141807495x2, which are the Emblem Grommets (Pair) that are sold separately for attaching the trunk badge to the trunk. (Sold separately.)
This part is listed by BMW as BMW part number 51141801560 (51-14-1-801-560) and is described as Emblem, 70mm, for the 1600, 2002, 2002tii models.
Watch how easy it is to replace a BMW roundel emblem:
