Here's one I had on my watch list that I did
not buy

....kinda crazy result in my opinion. PSA-4 is probably wrinkled if it looks better than a 4 typically looks.
$511.01
https://www.ebay.com/itm/37603941591...vip=true&rt=nc
Last 4 auctions I see -- average $333. $511 is 50% above average.
$330. soft corners, typical 4.
https://www.ebay.com/itm/29709640015...vip=true&rt=nc
$280. soft corners, o/c. typical 4, on the low end due to poor centering
https://www.ebay.com/itm/30613419976...vip=true&rt=nc
$370. super sharp, but o/c.
https://www.ebay.com/itm/25682198110...vip=true&rt=nc
$355. square corners, well center. very nice looking 4.
https://www.ebay.com/itm/38792044828...vip=true&rt=nc