CARTIER. A FINE, RARE AND LARGE 18K WHITE GOLD LIMITED EDITION SQUARE SINGLE BUTTON CHRONOGRAPH WRISTWATCH WITH BOX SIGNED CARTIER, TANK CHRONOGRAPHE MONOPOUSSOIR MODEL, NO. 086/100, REF. W1555851, CASE NO. 3078, CIRCA 2008 Movement: cal. 45MC, manual, 22 jewels, signed Dial: secret signature at VII, signed Case: back secured by four screws, 34 mm. wide, 43 mm. overall length, signed With: 18K white gold Cartier deployant clasp and presentation box.