Stainless steel case with a black leather strap. Fixed stainless steel bezel. Silver opaline dial with blue steel hands and Roman numeral hour markers. Minute markers around an inner ring. 24 hour (GMT) scale. Quartz movement. Scratch resistant sapphire crystal. Steel circular-grained crown set with spinel cabochon. Staiinless steel case back. Case diameter: 29 mm. Case thickness: 6 mm. Deployment clasp. Water resistant at 30 meters / 100 feet. Functions: hours, minutes. Cartier Ronde Solo Steel Black Leather Ladies Watch W6700155.