Rolex Oyster Perpetual Datejust Women's Watch features a case diameter of 28mm, crafted from 904L stainless steel, known for its high corrosion resistance. It is equipped with the 2671 fully automatic mechanical movement, which offers exceptional stability and shock resistance. The geometric structure of the movement ensures stable operation in any position. The triangular pit-patterned case back is securely sealed with a specialized tool, making the case completely waterproof. The winding crown employs a double-lock double waterproof system, firmly screwed into the case for enhanced water resistance. The crystal is made from high-scratch-resistant sapphire material and features a date magnifying lens at the 3 o'clock position, providing a 2.5x magnification. The waterproof Oyster case of the Datejust offers optimal protection for the high-precision movement. The 904L bracelet and the newly designed double-headed particle connection method under the bezel provide a seamless look. The hidden folding crown clasp opens with the hinged Rolex crown logo, while the inner bezel at the 6 o'clock position features an anti-corrosion process with a unique identification number, ensuring no duplication. Trust in exclusive quality.