Mineral crystal is comprised of various elements that are treated with heat to produce an extraordinary toughness that aid in resisting scratches. Acrylic crystal is a low-cost plastic that facilitates easy buffing of superficial scratches. Sapphire crystal is the most pricey but long lasting variant. It is estimated to be three times tougher than the … Continue reading Zenith Academy Last Tsar Tourbillon Chronograph Men’s Replica Watch 18-1260-4005-72-C504 Review