Cartier Tank Must Large Steel Silver Dial Watch WSTA0052. Quartz movement. Stainless steel case 33.7 x 25.5 mm. Circular-grained crown set with the blue sapphire cabochon. Scratch-resistant sapphire crystal. Silvered dial with black Roman numeral hour markers and an inner minute track. Sword-shaped blued steel hands. Secret Cartier signature at VII. Stainless steel bracelet with a hidden clasp. Fits up to a 7" wrist.