The coin is made of 0.925 silver and has a denomination of 10 dollars. It has been certified by NGC with a certification number of 2863909020 and a grade of PR 66. The KM number for this coin is 17a and it was minted in Barbados. The coin is in uncirculated condition and boasts a beautiful blue and green tone on the front and rainbow on the back. This unique coin features Neptune, the Roman god of the sea, and is a must-have for any world coin collector. Don't miss out on the opportunity to add this gorgeous coin to your collection.