To really value the finer information of a timepiece, OMEGA utilizes synthetic sapphire crystal using a really scratch-resistant and anti-reflective remedy. Before the machining and ending processes happen, the sapphire crystals are produced under the Verneuil process, also called flame fusion. The redesigned bracelet with the Rolex Submariner ref 124060 https://www.watchesworld.com/top-10-dive-watches/