The coin in question is a 1913 Liberty Head Nickel, minted in Philadelphia, and is distinguished by its production type as a Proof coin. This particular piece belongs to the Liberty Head series and is denominated at five cents, commonly referred to as a Nickel. The coin features a diameter of 21.2 mm and weighs 5 grams, constructed from a copper-nickel alloy, which was a standard material for US coins of that era. The proof finish signifies that this coin was struck with exceptional care and quality, resulting in a lustrous and polished appearance. Importantly, the mintage for this specific year and type was a mere 5 pieces, making it an extremely rare specimen in the world of numismatics. Its rarity combined with the historical significance of the Liberty Head design adds considerable value to the coin. As a result, the 1913 Liberty Head Nickel is not only a captivating collectible but also a piece of American coinage history, reflecting its cultural and economic context. This coin is commonly appreciated by collectors and investors alike for its unique characteristics and the legacy of the Liberty Head series, making it one of the most sought-after coins by numismatists and enthusiasts.