Always stay on time as you shuttle between NYC/LA and your favorite surfbreak in Costa Rica, thanks to your St-TropezTM GMT 36mm Swiss time piece. Powered by a Swiss quartz movement, so you don’t have to worry about resetting your watch every few days, the stylish Navigator GMT keeps track of the time back home, as well as the second time zone where you are traveling. Waterproof to 100 meters at 10ATM. DLC on an all steel elements for ultra durability. Sapphire crystal. Quick-change steel yellow gold PVD metal bracelet with pin mechanism allows the owner to easily alternate between the included steel-link deployent bracelet with beautiful cable detailing, and available interchangeable bracelet options on rubber and steel cable. Lightning Bolt second time zone indicator comes from the design on Coralie Charriol’s own surfboard. Additional interchangeable bracelets are not included with the watch's purchase. Must be ordered separately.