SJ Production Rolex - Rolex 34mm RZ1 PEARLMASTER Series 1: The ladies' Pearlmaster model is crafted from 904L stainless steel, which is known for its high corrosion resistance. This superalloy is not only extremely durable and easy to polish, but its beauty remains intact even in the most extreme environments. Log 34mm 2: Equipped with Cal. imported automatic movement, its performance is highly stable, and its shock resistance and geometric structure allow the movement to maintain regular operation in any position. 3: The triangular pit-patterned case back is securely sealed with a specialized tool, while the winding crown features a double-lock double waterproof system, firmly tightened to the case for enhanced water resistance. 4: The mirror is made from scratch-resistant blue sapphire crystal, with a magnifying lens located at the 3 o'clock position for easy date reading. The Oyster case of the ladies' Pearlmaster provides optimal protection for the high-precision movement. 5: The brand new concealed connection method between the watch strap and the outer bezel ensures a seamless visual effect between the strap and the case. The redesigned commemorative strap features a next-generation concealed crown buckle that opens with the iconic Rolex crown logo. S1 elegantly recommends this ladies' mechanical watch.