A. Serotonin: Generally related to temper regulation and emotions of perfectly-being, serotonin performs a crucial role in modulating thoughts like joy and contentment. When your Omega has the words 'Grasp Chronometer' about the dial—as is noticed from the Seamaster Diver 300M—you could be assured that its timekeeping is par excellence https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/