Cartier Must Tank Black Roman Index SM Watch Silver Gilt。This is an authentic Cartier Tank watch in silver with a black leather strap. The stainless steel rectangular case features a silvered dial with bold Roman numerals, simple dauphine hands, and a blue sapphire crown, paired with daily waterproof functionality and solar movement technology. Item number 294617 Brand name: Cartier Cartier Watch Tank Mast SM Solar Beat WSTA0137 Rectangular Silver Dial Roman Index Black Leather Strap SS Solar Box and Model size Ladies Material Stainless steel Leather Stone used Dial color Silver Movement Solar Ref.NO WSTA0137 Serial NO. 45********** Function, feature Waterproof Daily life waterproof Accessories Box Date stated December 2025: The items listed in the Accessories column and shown in the photos are all of the accessories.Also, since the accessories are used, please forgive some scratches and dirt. Case size Case size Width 22.0 mm (0.87 in) x Height 29.5 mm (Excluding crown) band, strap Arm circumference 13.2 - 17.0 cm (6.69 in) Band strap width 13.0 - 16.0 mm (0.63 in) Band Strap Collar - Black Please forgive some errors. Weight AUTHENTICITY GUARANTEE: All The Reluxe items are carefully authenticated by our team of experts. Our items are stored in climate-controlled warehouses - smoke-free/pet-free. This item has no offensive odors. Preloved vintage items may smell like their materials/storage. Accessories not listed in description are for presentation purposes only and not included.