1862 Proof

Proof three-dollar pieces struck in 1862 emerged from a Philadelphia coining department working in the second full year of the Civil War. Mint records place the recorded proof figure at roughly thirty-five coins, with perhaps twenty-five to thirty-five survivors traceable today. The calendar year framed the striking. December 30, 1861 saw Eastern banks and the Treasury suspend specie payments, and gold coins disappeared from daily circulation almost immediately, trading at a premium to greenbacks for the rest of the decade. Proof sales continued at face value plus a small premium to the same small collector base that had bought them in 1860 and 1861, but the political and economic backdrop had shifted entirely. Each surviving 1862 proof is a numismatic artifact of James B. Longacre's Indian Princess design with the Type 2 large DOLLARS reverse, and a witness to suspended specie and battlefield reversal.

Authentication rests on three concrete diagnostics. First, the proof fields. A genuine 1862 proof shows the deep mirror finish that comes only from polished dies and slow, deliberate strikes, with frosted relief on the Princess portrait and on the wreath. The rims square up at a sharp right angle to the fields rather than tapering off, which separates a struck proof from a prooflike business strike. Prooflike circulation pieces can show reflective fields, but the depth breaks up under angled light and the rim transition softens. Second, weight and alloy. A genuine piece registers within a tight window around 5.015 grams on a calibrated balance, and the 0.900 fine gold composition produces a specific gravity reading near 17.2. Third, pedigree functions as authentication at this rarity tier. With perhaps thirty coins traceable, most genuine examples carry a documented chain through named cabinets such as Garrett, Bass, or Norweb.

For the modern collector, the 1862 proof sits among the most elusive Civil War gold issues. The denomination itself was an experiment that never gained public traction, and proof survivors from the war years rarely come to market. Original cameo contrast is uncommon and lifts prices well above standard proof bid sheets, while pieces lightly cleaned long ago still hold value as date placeholders. Recent auction records remain the most reliable price guide, since published references trail behind actual results. See the full Three-Dollar Gold series history.