Case material: Yellow gold; Charge: Automatic; Conditions: Used Year : 1991; Presentation condition : With dealer guarantee ; Model: Submariner Price on request Gmtbroker Reference: 16618 An 18k  Yellow Gold Oyster Perpetual Submariner Date Gents Wristwatch, blue dial with applied hour markers, date at 3 0'clock , an 18k  yellow gold uni-directional rotating bezel with a blue bezel insert, an 18k yellow gold oyster bracelet with an 18k  yellow gold oysterlock deployant  clasp, sapphire glass, automatic movement, in excellent condition, comes with a Rolex box, our own certificate of authenticity and our own one year warranty.