Introducing a blockbuster release! The Vacheron Constantin Historical Masterpiece Series 3100V/00R Triple Calendar Watch! Fully functional!! The watch case is exceptionally crafted! With a size of 40mm, it features a case adorned with triple concave and convex engravings, showcasing a vintage style, complemented by the elegantly curved dome glass, enhancing the overall texture of the dial! The movement is a custom automatic mechanical movement based on the 4400QCL model, ensuring stable operation! Fully functional! The transparent case back allows you to appreciate the exquisite craftsmanship of the movement. The dial strives for perfection, achieving a 1:1 reproduction of the vintage face, complete with month, day of the week, calendar, and a true moon phase function, featuring a genuine gold-foiled moon phase disc, making it even closer to the original boutique model! The strap is made of Italian cowhide, providing a comfortable fit on the wrist! The back of the clasp is stamped with the classic Vacheron Constantin logo, showcasing the watch's luxurious character! Suitable for various business occasions, it exudes understated elegance without losing sophistication! Vacheron Constantin, the watch you will eventually own!