Case material: Yellow gold; Charge: Automatic; Conditions: Used Presentation condition : With dealer guarantee ; Model: Day Date / President Price on request Gmtbroker Reference: 18238 Excellent preowned mens Rolex Day-Date President (ref. 18238; s/n: E-series 1990) in 18k yellow gold features aftermarket diamond, ruby and synthetic black opal dial, aftermarket diamond and ruby bezel and Rolex 18k yellow gold President bracelet with aftermarket diamonds.