The Vacheron Constantin Overseas Chronograph reference 5520V/210A-B148 is a prestigious luxury sports watch featuring a 42.5mm stainless steel case and a signature six-sided bezel inspired by the Maltese cross. The timepiece is distinguished by its translucent blue lacquered dial with a sunburst satin-finished base, adorned with 18K gold hour markers and hands coated in blue Super-LumiNova for enhanced legibility. It is powered by the in-house Caliber 5200, a self-winding column-wheel chronograph movement that bears the Hallmark of Geneva. This movement operates at a frequency of 28,800 vibrations per hour, contains 263 components, and provides a power reserve of approximately 52 hours.
The watch is equipped with several complications, including a 12-hour chronograph with a 30-minute counter at 3 o’clock and a 12-hour counter at 6 o’clock, alongside a small seconds sub-dial at 9 o’clock. A date aperture is positioned between 4 and 5 o’clock for added utility. Designed for versatility, the model features an innovative interchangeable strap system that allows the wearer to easily switch between a stainless steel bracelet, a dark blue Mississippiensis alligator leather strap, and a blue rubber strap without the use of tools. It also offers a robust water resistance of 150 meters, aided by screw-down crowns and pushers.
General reviews of the Overseas Chronograph often praise its exceptional finishing and the deep, saturated quality of its blue dial. The quick-release strap system is frequently cited as a standout feature, making it a highly versatile “Go Anywhere, Do Anything” timepiece. While some reviewers note that the 42.5mm case diameter and 13.7mm thickness give it a substantial wrist presence that may feel large on smaller wrists, others highlight that the redesigned integrated lugs and tapering bracelet improve comfort compared to previous generations. Common minor criticisms include the lack of a hacking seconds mechanism and the placement of the date window, though the overall craftsmanship and the beauty of the 22K gold oscillating weight are consistently lauded.