This is a 904L stainless steel Rolex GMT Master II "Batman". It includes an integral stainless steel Oyster bracelet with a folding Oysterlock safety clasp and an Easylink 5 mm. comfort extension link. The three-body case is polished and brushed, with a black and blue cerachrom graduated and reeded bi-directional bezel, a sapphire crystal, a protected Oyster Triplock winding crown, and a screw-down back. The bezel measures a second, 24-hour time zone with a green 24-hour hand. The dial is black with luminous baton, round, and triangular hour index markers, and luminous steel skeleton hands with the distinctive Rolex symbol on the hour hand. The date aperture is at 3 o'clock and it's magnified with a Cyclops lens bubble. It's water resistant to 100 meters (330 feet), and it's COSC certified.
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