Up for sale here is an excellent Byzantine Constans II and Constantine IV AV Solidus Gold Coin (654-668 AD) that has been certified and professionally judged to be in Mint State Uncirculated Condition by the NGC Grading Service. This is a rare early Mint State Constans & Constantine IV Gold Solidus with a very nice overall look. It is very scarce in the high MS Certified Grade. As always, this piece is Guaranteed Genuine. About Us: Quality customer service is a top priority in our store. Thousands of satisfied customers. With rare classic gold and silver coins for their collections. We have been continuously recognized as an. For consistently providing excellent service and achieving the highest ratings from buyers of our coins. We take special care in the packing of each coin and also include free tracking with every order to ensure that your coins are delivered safely. All coins that we offer are. Coin grading is subjective and all posted grades provide professional opinions. We post multiple large, clear photos of each and every coin so that you can take a look at these gorgeous pieces yourself. If you have any questions, feel free to let us know. Highest Ratings from Buyers. What Our Customers Say. The highest customer service possible. This is a person I intend to do business with in the future. An excellent and rare piece overall.