Silver-tone stainless steel case with a black calfskin band. Fixed bezel with diamond set. Silver dial with blue hands and index-Roman numeral hour markers. Quartz movement. Solid case back. Rectangle case shape, case size: 29.5 mm x 22 mm, case thickness: 6.6 mm. Water resistant at 30 meters / 100 feet. Functions: hour, minute. Tank Series. Dress watch style. Watch label: Swiss Made. Cartier Tank Must Small Model Diamond Silver Dial Watch W4TA0031.