Case material: Steel; Charge: Automatic; Conditions: New Presentation condition : With boxes and all papers; Model: Datejust 16234 jubilee Price on request Gmtbroker Reference: 116231BlackIndexJubilee Rolex 116231 Black Index Jubilee Complete Details: Polished stainless steel case. Polished 18kt rose gold crown. Polished 18kt rose gold fluted (wave design) bezel. Bracelet with brushed finished outer links & polished finished center links. Black dial. Applied polished rose gold Index hour markers with luminescent fill. Polished rose gold hands with luminescent filled tips. Fine printed minutes/seconds track. Date window displayed at the 3 o'clock position with a cyclops magnifying lens. Even date numbers in black, odd date numbers in red. Rolex Caliber 3135, beats at 28,800 vph, contains 31 Jewels & has an approximate power reserve of 50 hours. This watch is also known as 116231BlackIndexJubilee