The Check out is stunning but large, using the shape from the CK 2998 Speedmaster and turning it into a 45mm large and 17.37mm thick beast of the view balanced out by a wonderful aventurine dial and bezel and on the Sedna Gold bracelet, the Speedmaster Chrono Chime weighs a https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/