EW Rolex Day-Date Model 40

1. Sapphire crystal with a 2.5x magnified date window, achieving the same effect as the original. 2. Oyster case construction with a one-piece middle case, screw-down case back and winding crown. 3. Dimensions and thickness identical to the original, with a diameter of 40mm and thickness of 12mm. 4. Equipped with a 2836 automatic mechanical movement, featuring quick-set instantaneous day and date adjustment, ensuring synchronization with the original in time-setting, thickness, and structure.