Steel Cartier gents Tank Basculante W1011358. Hand wound mechanical movement. 32 X 26mm approx case diameter. Silver Guilloche dial with black Roman Hour numerals. Blued hands and sapphire inset at 12 position on bezel. Black croc strap with Ardillon buckle enabling use also as a mini travelling clock. Box and papers dated February 2004. Our reference S19302.