The Vacheron Constantin Patrimony Self-Winding 36mm was introduced in 2018. As suggested by its name it features a 36mm case which houses a self-winding movement – the latter of the caliber 2450 Q6 variety.Reference 4100U/000G-B181 has a white gold case and a semi matte black alligator strap, while reference 4100U/001G-B181 is fitted with a glossy red alligator strap.
