18kt yellow gold case with a black alligator leather strap. Fixed 18kt yellow gold bezel. Pale silver opalined dial with sword-shaped blued steel hands and black Roman numeral hour markers. Minute markers around an inner ring. Quartz movement. Scratch resistant sapphire crystal. 18kt yellow gold circular grained crown with spinal cabochon. Steel case back. Case dimensions: 31 mm x 24.4 mm. Case thickness: 5.55 mm. 18kt yellow gold ardillon clasp. Water resistant at 30 meters (100 feet). Cartier Tank Solo Small Watch W5200002.