Cartier Midsize W51012Q4 Tank Francaise Stainless Steel and 18K Gold Watch Swiss Made watch with Cartier Calibre 175A Swiss-quartz movement Scratch-resistant-sapphire crystal; Case diameter: 25 mm Solid square stainless steel and 18kt yellow gold case and matching polished and brushed stainless steel and 18kt yellow gold bracelet Roman numeral white dial; Blued steel sword-shaped hands; 18kt yellow gold octagonal-shaped crown with cabochon spinel crystal; Date window at 3 o'clock Water resistant to 99 feet (30 M): withstands rain and splashes of water, but not showering or submersion