Patek Philippe Calatrava 3520G Clous de Paris in 18k White gold Porcelain Dial with Original Certificate of OriginFew watches embody timeless elegance quite like the Patek Philippe Calatrava. This particularly beautiful reference 3520, crafted in 18k white gold, stands as a perfect example of that understated philosophyrefined, balanced, and effortlessly classic. At first glance, it is the iconic Clous de Paris bezel that draws you in. A signature detail that adds just the right amount of texture and depth, catching the light in a way only Patek Philippe can