The Watch is lovely but significant, taking the shape of the CK 2998 Speedmaster and turning it into a 45mm extensive and 17.37mm thick beast of a watch balanced out by an attractive aventurine dial and bezel and about the Sedna Gold bracelet, the Speedmaster Chrono Chime weighs a nuts https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/