What is pvd case on a watch?

PVD, or Physical Vapor Deposition, is a process used to apply a thin, durable coating to watch cases, enhancing their aesthetic appeal and resistance to scratches and corrosion. This technique involves vaporizing a solid material in a vacuum and depositing it onto the watch case, creating a strong bond. PVD coatings can come in various colors, providing a stylish finish while maintaining the underlying metal's integrity. Overall, PVD cases combine functionality with a modern look, making them popular in luxury and sports watches.