That is quite the car! Not a lot of the 500's were made in 69.
Survivor car as well. Well worth the asking price.
I agree, fairly rare car and a convertible. Looks like a 383?
https://www.forcbodiesonly.com/mopar-forum/threads/1969-dodge-polara-500-convertible-ebay-auction-hornell-new-york.64383/
If any of ya want to learn a little bit about the car, check out the link where there is a discussion about this Polara.