Stainless steel case with a stainless steel bracelet. Fixed stainless steel bezel. Silver opaline dial with blue steel hands and black Roman numeral hour markers. Minute markers around an inner ring. Self winding automatic movement. Scratch resistant sapphire crystal. Fluted crown set with a synthetic spinel cabochon. Solid case back. Case diameter: 36.2 mm. Hidden folding clasp. Water resistant at 30 meters / 100 feet. Functions: hours, minutes, seconds. Cartier Ballon Bleu Unisex Watch W6920046.