Rolex President Chronometer Movement, Caliber 3255 Automatic Mechanical, Analog Dial Display with Day and Date Functions, Champagne Dial Colored Dial, Roman Numeral Markers, Index Hour Markers Minute Markers around the Outer Rim, Yellow Gold Tone Hands, 18Kt Yellow Gold Case, 18Kt Yellow Gold Bracelet, Solid Case Back, Screw Down Crown, Sapphire Crystal Crystal (Resistant to Scratches), Round Shape, 40mm Diameter