Mens Invicta 80283 Pro Diver Swiss Made Quartz GMT Blue Mother-of-Pearl Dial Stainless Steel Mesh Bracelet Watch Swiss ronda 515.24H quartz GMT Mineral crystal; stainless steel case and bracelet; back bezel Blue mother of pearl dial; silver-tone luminous hands and indexes; magnified date display at 3 o'clock; GMT scale along outer dial Screw down crown Water resistant 30 ATM - 300 meters - 990 feet