At this year’s SIHH,Vacheron Constantin unveiled a new Overseas model-Overseas chronograph caliber 5200. This Vacheron Constantin watch using a new in-house made automatic movement, Because it using the new calibre make this elevates the Overseas into a whole new realm. 
The new automatic caliber 5200 movement took five years to develop, and is comprised of 263 different components, including a column wheel coordinating the chronograph start-stop-reset functions and a vertical coupling clutch that allows for a smoother start for the chronograph hand. Additionally, the column wheel features a screw in the form of the Maltese cross, a signature for the brand.
The 42.5 mm watch is available in stainless steel comes with three interchangeable bracelets, rubber, and/or leather straps or 18k pink gold available with a leather or rubber strap. The sunburst dial colors are silver or blue. Another nice feature is the sapphire crystal case back that exposes the brand new movement with 22k yellow-gold rotor.
Although Vacheron is known for their dress watches, it is interesting to see that they continue to work on the Overseas Collection. The new movement surely ups the ante, bringing it more in line with Patek’s Nautilus line, which also featuring an in-house caliber, while AP’s Royal Oak still does not.
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