A 1920s Cartier agate square cased desk timepiece, the 44mm diameter silvered dial with black Roman numerals to the eight day movement, and with matted dial centre, No. 677, with gold coloured metal hands and gold coloured metal and black enamel leaf pattern bezel, contained in figured agate square case with re-entrant corners, the corners set with four square cabochon sapphires, 3ins (76mm) square, and with gilt brass folding strut support, contained in original red leather covered travelling case with folding front