This burgundy dial variant of the regular Patek Philippe Weekly Calendar Calatrava was made in 2024 to celebrate 50 years of partnership with Austria-based Juwelier Heldwein . The ref . number is 5212A-010 as opposed to the 5212A-001 of the regular versio...
It's surprising that Heldwein didn't ask for such a refinement for such an anniversary piece (a 50th anniversary only comes every 50 years, doesn't it 😅)! Best, Emmanuel
With a new color dial and keep the date wheel from the non-limited version. I mean how hard is it to make 20 matching date wheels when you make 20 bespoke dials? For this reason alone, I would not consider buying such a limited edition watch.