FYI. Watch was purchased with a 5 link bracelet and then professionally switched to have the 3 link bracelet shown on pictures. Serial number definitely matches the paper work. The TUDOR Black Bay M7941A1A0RU-0001 is a stylish and functional men's wristwatch with a sleek design. This Swiss-made timepiece features a mechanical automatic movement, water resistance up to 200 meters, and a tri-fold clasp closure for a secure fit. The watch boasts a unidirectional rotating bezel in red color, a black sunburst dial with arrow markers and baton indexes, and a stainless steel case with a satin-finished and polished silver color. With a chronometer feature, screwdown crown, and sapphire crystal display, this TUDOR Black Bay model is a reliable and stylish accessory for any man's collection.