Vacheron Constantin Patrimony Ultra-Thin Minute Repeater (2013)
![Vacheron Constantin Patrimony Ultra-Thin Minute Repeater (2013)](https://watchprofessoracademy.com/wp-content/uploads/2023/03/18013733_260192401055569_6852398369743044608_n_17843557330146525.jpg)
The manual winding movement Calibre 1731 measures just 3.90mm and the watch is only 8.09mm! It is a Geneva seal movement with 65 hours of power reserve. Platinum case, 41mm, priced at approx US$450,000.00