Treasures form Around the World. Atocha Sunken Treasure Jewelry – Large Museum Reale Silver Coin Pendant. Atocha Large Museum Reale Silver Coin Pendant. Item Number – ST-7504P. Frame – Solid 14K Gold Wide Wrap with Triple Prongs. Dimensions – 1 1/4 Diameter (the Pendant is About the Size of a Half Dollar). Weight – 11.7…