The Patek Philippe Nautilus Moonphase Tiffany & Co. Steel Blue Dial 40mm Ref. 5712/1A-001 Tiffany combines the original Gerald Genta Nautilus design with practical complications in a stainless steel case. Measuring 40mm, this reference features a blue dial with an asymmetrical layout, including a moonphase display, date subdial, small seconds, and a power reserve indicator. Luminescent index markers and the Tiffany & Co. signature add distinction and clarity. The selfwinding mechanical movement ensures reliable operation of multiple functions while providing convenience for everyday wear. The watch is fitted with a matching stainless steel bracelet, secured by a deployment clasp for durability and comfort. A sapphire crystal protects the dial, maintaining clear visibility and resistance to scratches. Standout features include the moonphase complication, distinctive dial arrangement, and the exclusive Tiffany & Co. dial signature, making this Nautilus a sought-after addition to any collection.