The Rolex Day-Date 40 with reference number 228398TBR is an exclusive and luxurious watch from the Day-Date collection by Rolex, known for its noble materials and high watchmaking craftsmanship. Here is a detailed description: Model: Rolex Day-Date 40 (Ref. 228398TBR) Material: Case: 18 carat yellow gold Diameter: 40mm Bezel: Diamond-set bezel (TBR stands for "Tachymeter Bezel with Diamonds") Dial: The dial of this reference is available in different colors, such as champagne or black. Diamond indices: The hour markers are made of diamonds in 18-carat gold settings, which underlines the luxurious character of the watch. Day of the week and date: The Day-Date displays the written day of the week at the 12 o'clock position and the date at the 3 o'clock position, each magnified by a magnifying glass (Cyclops). Bracelet: President Bracelet: The watch is equipped with Rolex's famous President Bracelet, which is made of solid 18-carat yellow gold. It offers high wearing comfort and a secure fit thanks to the concealed crown clasp. Clockwork: Caliber: Rolex Caliber 3255, a self-winding mechanical movement known for its precision, reliability and energy efficiency. Power reserve: Approx. 70 hours. Certification: Swiss chronometer, certified by the COSC and additionally tested by Rolex according to stricter specifications. Special features: The watch is water resistant up to 100 meters (10 ATM). Scratch-resistant sapphire crystal protects the dial. Rolex uses an innovative Parachrom hairspring system that offers high resistance to magnetic fields and shocks. Conclusion: The Rolex Day-Date 40 Ref. 228398TBR is a prestigious luxury watch that stands out for its combination of fine materials, precise technology and exceptional design. With its iconic President bracelet and diamond-set case, it is a statement of elegance and success. You receive a 1 year warranty on the movement. Click here to translate this description