To really appreciate the finer specifics of the timepiece, OMEGA takes advantage of artificial sapphire crystal having a extremely scratch-resistant and anti-reflective cure. Ahead of the machining and ending processes happen, the sapphire crystals are manufactured under the Verneuil procedure, also known as flame fusion. The Rolex Submariner 124060, in https://www.watchesworld.com/top-10-dive-watches/