2020-S Kennedy Silver 50c Half Dollar PCGS PR70DCAM First Day of Issue B1390 October 20, 2023 admin 2020-S Kennedy Silver 50c Half Dollar. First Day of Issue. Blue / Flag Label. See photos for condition. B# Refers to our inventory system. 2020-s 2020-s, b1390, dollar, first, half, issue, kennedy, pcgs, pr70dcam, silver