Brand Rolex Model (Watch) GMT-Master Reference number 16750 Charge Automatic Case material Steel Strap material Steel Year of manufacture 1986 Condition Used (Excellent) The item shows signs of slight wear, such as light scratches, but not perceptible to the touch. Internal overhaul Original documents supplied Case Material Automatic Winding Case Diameter 40 mm Water-resistant 10 ATM Bezel Material Steel Glass Plexiglas - AUCTION COMMISSION 25%