Collectible coins encompass various categories, including patterns and die trials, which are initial strikes intended to test design and production techniques. The 1849 California Pattern coins, particularly the P 2 50, represent experimental pieces created during the Gold Rush era, reflecting the contemporary push for new currency that could accommodate the influx of gold from California. These patterns are highly sought after by collectors due to their historical significance and limited availability, making them valuable entries in numismatic collections.

Item Denomination Series Year Mint
1849 P$2.50 Pacific Company Pattern P$2.50 Patterns & Die Trials 1849 California