This is a great NGC Certified nearly uncirculated coin from the Medieval Age - a 1/2 Grossus from the early 1500's.  The coin and been certified and encapsulated by NGC - labeled as "(1501-06) POLAND 1/2G LITHUANIA ALEXANDER AU 55 -  5928628-028".  The coin can be viewed in the NGC database under the certification number which is  5928628-028.  Grading is based on NGC Certification Grading Standards - please review the photographs of the actual coin.  Shipping via the U.S. Postal Service is $5.95 and includes Postal Tracking. Thanks for looking!