This Netherlands Zeeland Silver Double Wapenstuiver is graded XF DETAILS by NGC, indicating it retains excellent details and sharpness for a coin that was once lost at sea. The 'Sea Salvaged' notation confirms its recovery from the Zuytdorp shipwreck, enhancing its historical significance. The combination of its high grade, despite the exposure to harsh underwater elements, and its storied provenance makes this coin exceptionally rare. The NGC certification assures collectors of its authenticity and quality, a testament to its resilience and the enduring craftsmanship of the Dutch mints of the early 18th century.