#Watches A whole new jewel shines on the floor of The ocean: for The very first time, the Yacht-Learn 42 is out there in yellow gold – an influenced and primary refinement to the emblematic sailing timepiece that in no way alters its study course. Oyster Perpetual Datejust 31 Thanks https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/