The product is a rare 1965 quarter coin with a WDDR-001 doubled die reverse variety. It is made of copper with a fineness of 0.5 and was minted in Philadelphia. The coin is circulated and uncertified, featuring a business strike type. Its certification number is listed as rare DDO and DDR, with KM numbers FS-101 and FS-801. This unique quarter is a must-have for collectors interested in US coins from the 1960s.