Packaging. The new TAG Heuer is now available with stunning aesthetics! The Carrera series double calendar model features an original genuine alligator leather strap and original buckle! Available in five colors. It has a sapphire crystal glass, equipped with the original Swiss SW mechanical movement, and a transparent case back design. The case is meticulously polished, allowing for unlimited magnification and comparison, absolutely flawless. It feels amazing on the wrist! Brand new and complete set.