#Watches A whole new jewel shines about the floor of the sea: for the first time, the Yacht-Master 42 is obtainable in yellow gold – an impressed and initial refinement on the emblematic sailing timepiece that by no means alters its system. Oyster Perpetual Datejust 31 The steel situation for https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/