Brand Rolex Model (Watch) GMT-Master II Reference number 16710 Winding Automatic Case material Steel Strap material Steel Condition Used The item shows slight signs of wear, such as light scratches, but not perceptible to the touch. no original Rolex papers, no box used only for photographs not for sale Winding Automatic year 1989 Case Material Steel Diameter 40 mm Water Resistant 10 ATM Bezel Material Steel Glass Sapphire Crystal Dial Black Dial Numerals No numbers on the dial Strap Material Steel Strap Colour Steel Folding Clasp Material Steel Functions Date, GMT