The Vacheron Constantin Traditionnelle Complete Calendar Openface made its debut in 2021. This watch features a sapphire crystal dial with a slate grey guilloche upper part and slate grey opaline flange, which reveals part of the inner-workings of its self-winding caliber 2460 QCL/2. Dressed up as reference 4020T/000G-B655, the Traditionnelle Complete Calendar Openface has a White Gold case.
