The Observe is magnificent but substantial, taking the shape from the CK 2998 Speedmaster and turning it into a 45mm huge and seventeen.37mm thick beast of the watch balanced out by a beautiful aventurine dial and bezel and about the Sedna Gold bracelet, the Speedmaster Chrono Chime weighs a ridiculous https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/