The Observe is attractive but substantial, getting the shape of your CK 2998 Speedmaster and turning it right into a 45mm extensive and 17.37mm thick beast of a check out well balanced out by an attractive aventurine dial and bezel and about the Sedna Gold bracelet, the Speedmaster Chrono Chime https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/