The 1964 United States US Mint Proof Set is a collection of uncirculated coins with denominations of 1, 5, 10, 25, and 50 cents. This set is composed of silver with a fineness of 0.9 and was minted in Philadelphia. The coins are all graded as PR 69 by NGC, indicating a high quality strike type. The set includes a red cent and comes with a certification from NGC, showcasing the coins' authenticity and quality. Reasonable offers will be accepted.