This coin is a 2002 San Francisco Mint Jefferson Nickel, produced as a Proof coin. It is made of a copper-nickel alloy and carries a denomination of 5 cents, which is commonly referred to as a nickel. The coin has a diameter of 21.2 mm and weighs 5 grams. With a mintage of only 3,211,995 pieces, this nickel is relatively scarce, making it of interest to collectors. The Proof designation indicates that it was struck with higher quality and with a polished surface, resulting in a shiny finish that highlights the intricate details of the design. The coin features the iconic portrait of Thomas Jefferson on the obverse, while the reverse showcases his home, Monticello. The "S" mint mark signifies that it was produced at the San Francisco Mint, known for its high-quality coinage. Overall, this 2002 Proof Jefferson Nickel represents not just a piece of currency but also a collectible item due to its production type and limited mintage, ideal for numismatists or anyone interested in American coinage.