This stunning ring features a sea-salvaged 1/2 reales silver cob coin from the Spanish Empire, retrieved from an unknown shipwreck near the Peruvian coast, close to Callao. Minted in the 1700s, the coin is adorned with castles and lions in the quarters of a cross and the royal monogram of Spain. Set in a 95% pure silver ring, the total weight is 25.4 grams, with a 20 mm coin diameter and a ring size of 9 1/2. Authenticity guaranteed, this unique piece is a perfect combination of history and wearable art for collectors or jewelry enthusiasts.