Cartier. An 18K gold and diamond-set square self-winding wristwatch with sweep centre seconds and date

Cartier. An 18K gold and diamond-set square self-winding wristwatch with sweep centre seconds and date
Signed Cartier, Tank model, recent
With nickel-finished jewelled lever movement, the engine-turned silvered dial with Roman numerals, secret signature at VII, sweep centre seconds, window for date, the square case with two row diamond-set sides, diamond-set crown, the back secured by four screws, together with an 18K gold Cartier buckle, case, dial and movement signed
28 mm. wide