R Factory 115g Weight Version .Rolex Cellini Calendar Model Strongly Released .Size: 39mm, 12mm .Movement: Equipped with a customized version of the 3165 integrated movement, featuring stick style hour, minute, and calendar hands, with functions identical to the original .Case: Made of 316L stainless steel, synchronized with original top grade electroplating and anti oxidation protection .Dial: Engraved with a radiant pattern technique, offering a strong sense of texture .Watch Buckle: Top grade fully wrapped Italian calfskin strap paired with an original K folding clasp