18kt yellow gold case with a black leather strap. Fixed 18kt yellow gold bezel. Silver opaline dial with blue steel hands and Roman numeral hour markers. Minute markers around an inner ring. Dial Type: Analog. Quartz movement. Scratch resistant sapphire crystal. 18kt yellow gold crown set with a blue cabachon. Solid case back. Case dimensions: 34.8 mm x 27.4 mm. Case thickness: 5.55 mm. Rectangle case shape. Band width: 17 mm. Tang clasp. Water resistant at 30 meters/ 100 feet. Functions: hours, minutes, seconds. Dress watch style. Cartier Tank Solo Silver Dial 18kt Yellow Gold Black Leather Unisex Watch W5200004.