CARTIER. A MEN'S 18K YELLOW GOLD QUARTZ CHRONOGRAPH WRISTWATCH Model: Tank Americaine Cronoflex Date: Circa 2000 Case reference: 1730 Movement: Signed, 25-Jewels Dial: Signed, white, black Roman numerals, black inner minute division, blued sword hands, blued centre seconds hand for chronograph, subsidiary dial for calendar at the 12 o'clock position, subsidiary dial for minutes chronograph at the 4 o'clock position, subsidiary dial for the hour chronograph at the 8 o'clock position Case: Signed, brushed and polished 18K yellow gold, back secured by 8 screws, No.20633XXX Strap: Signed brown leather strap, signed 18K yellow gold buckle Size: 26.5mm by 43mm Weight: Approx. 57.9g (26.5mm by 43mm.)