Cartier Ballon Bleu de Cartier 18kt White Gold Small Watch WE900351. Polished 18kt white gold case with a pink alligator leather strap. 18kt white gold with round-cut diamonds bezel. Silvered opaline lacquered dial with blue sword-shaped hands and black Roman numeral hour markers hour markers. Minute markers around the inner ring. Quartz movement. Scratch resistant sapphire crystal. 18kt white gold fluted crown with a blue sapphire cabochon. Solid case back. Case diameter: 28.5 mm. Case thickness: 9.35 mm. 18kt white gold double adjustable deployment buckle clasp. Water resistant at 30 meters / 100 feet. Functions: hour, minute.