Cartier - Tortue Perpetual Calendar

Pioneering designer Louis Cartier imagined the Tortue watch, a tortoise-inspired shape, in 1912. At a time when all watches were round, the groundbreaking design went on to become a classic.   Movement Winding Mechanical Manual Winding Material Calibre Slate-colored openwork guilloché dial, silvered openwork satin-brushed grid with sunray effect and black transferred Roman numerals, slate-colored satin-brushed flange, snailed counter and blued-steel apple-shaped hour and minute hands. 9422  Calibre, Manufactured by Cartier Dimensions Water Resistance Diameter: 45 mm Thickness: 16.8 mm Water-resistant to 30 meters/100 feet.