The classical Oyster case of the new best Rolex Submariner Replica watch is 40 mm in diameter and water-resistant to a depth of 300 meters. The case middle is crafted from a solid block of particularly corrosion-resistant 904L stainless steel, and the fluted caseback is hermetically screwed down with a special tool exclusive to Rolex watchmakers. The crystal of the replica Rolex Submariner watch is made of Rolex Submariner Replica scratch-resistant synthetic sapphire.