Isn't the patek 5270P like 150-180k preowned? If that's the case I'd buy a regualr 5270 for like 120 and save the rest or buy another watch down the line.
But if your budget is less than 100k and you care about money I'd go dato as well
https://www.europeanwatch.com/watch/...-Pl-52678.html
https://www.europeanwatch.com/watch/....03-51998.html
https://www.europeanwatch.com/watch/...18K-52078.html