Audemars Piguet Royal Oak 4100ST Automatic Watch Men's Brand: Audemars Piguet Gender: Men Line: Royal Oak Model: 4100ST Case size: 34.8mm / 1.37'' Dial colour: Black Movement: Self Winding (Automatic) Case material: Stainless steel Comes with: None Strap material: Stainless steel This item is pre-loved. Before purchasing, please refer to the images for the exact condition of the item. We provide a 100% guarantee that all items in our Closet are authentic. If for any reason you are not satisfied with the authenticity of your purchase, we will provide a full refund. We are open to offers!