8 Reales Cob — Potosi Mint, São José Shipwreck (1622)

Pulled from the sea after four centuries, this silver cob carries the story of its final voyage.In the early 17th century, silver from the mines of Potosi fueled the engines of global empire. Carried across treacherous seas, these crudely struck coins were the lifeblood of Spanish and Portuguese trade. This piece was lost with the Portuguese vessel São José in 1622, a testament to the constant dangers of maritime transport in the age of sail.This is a silver 8 Reales cob, struck at the prolific Potosi mint in Bolivia. Its surfaces bear a heavy saltwater effect from its long immersion, and the coin has been professionally certified and encapsulated by NGC with a Grade 2 designation.A coin struck in Spanish colonial Bolivia and recovered from a Portuguese shipwreck speaks to the interconnected—and often perilous—nature of global trade networks of the era. Few pieces survive to carry such a distinct and well-documented provenance.Each purchase includes a TreasureCheck.ai digital provenance record and ships via insured FedEx with signature required.Own a piece of history.