Hello, up for sale is my beautiful lightly used Sinn U18 with a very unique and beautiful dial. This model is limited to 1,000 pieces and the watch case is made from high strength, seawater resistant steel sourced directly from the U18 submarine. So much history, quality, durability and engineering in a timepiece, this is one hell of a watch. Here are some specs and additional information: - 241/1000 - 44mm case - 15.5mm thickness - 22mm lug width - 2,000 meter water resistant (WTF) - 56 hour power reserve - SW-300 Sellita movement - Tegimented Bezel - Captive Bezel - Anti-magnetic - Ar-Dehumidifying Technology - Low pressure resistant - 3 year factory warranty Watch is in great condition with minimal scratches on case and bracelet, it was only worn a couple times. Comes with Full kit which includes box, extra links, extra spring bars, link remover tool, warranty card dated 05/2025, booklet with tons of information and history, and a very cool circular cutout steel piece from the U18 sub. Time keeping is great as expected at -1spd (see link below for time graph data). This kit will also come with OEM white silicone strap with DLC finished tegimented buckle. Watch was bought new from Watchbuys, the whole kit is valued over $4,100 brand new, it is only a couple months old with plenty of warranty left. Current orders are not shipping until Augurst, own this very beautiful and limited model for $2850, buyer to cover shipping. Feel free to reach out with any questions or requests, thanks for looking! Time graph data: https://imgur.com/a/FF3sn2M Full Kit with time stamp: https://imgur.com/a/hqdaDPm