The Check out is stunning but significant, having the shape of your CK 2998 Speedmaster and turning it into a 45mm broad and 17.37mm thick beast of the watch balanced out by a good looking aventurine dial and bezel and to the Sedna Gold bracelet, the Speedmaster Chrono Chime weighs https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/