In case anyone was searching for this 1945-S
Mercury dime variety, this listing is wrong. It's a totally normal knob-S mint mark. At $29, that would be an expensive lesson for someone in learning how to correctly identify a mint mark variety (especially if the auction winner sends it for grading).
https://www.ebay.com/itm/395291158219These guys sell a lot of coins. A little puzzling how they got this one wrong.