Why is George Washington stamp worth more today?

The George Washington stamp, particularly the 1-cent stamp issued in 1847, is highly sought after by collectors due to its historical significance as one of the first U.S. postage stamps. Its value has increased over time due to factors like rarity, condition, and demand among philatelists. Additionally, stamps featuring iconic figures like Washington often carry a premium because of their association with American history. The combination of these elements contributes to its higher market value today.