Looking for a vintage Patek Calatrava that may fly under the radar Sorry I'm stuck on aviation all of a sudden. Well lot 71 an early ref. 570 with a two-tone dial and long signature could be the one to watch. Or if niche early Lange is your thing check out
link lot 93 an 1815 UpDown
link in platinum. This is a reference I have been lusting over
link for years.
link