To actually value the finer specifics of a timepiece, OMEGA makes use of artificial sapphire crystal having a hugely scratch-resistant and anti-reflective remedy. Before the machining and ending processes happen, the sapphire crystals are made beneath the Verneuil procedure, also known as flame fusion. The Rolex Submariner 124060, in outcome, https://www.watchesworld.com/top-10-dive-watches/