Cartier, a ruby and diamond ring, of bombé design, the front pavé-set with brilliant-cut diamonds
Cartier, a ruby and diamond ring, of bombé design, the front pavé-set with brilliant-cut diamonds and cabochon rubies, centring on a larger collet-set cabochon ruby, mounted in gold, size N, signed Cartier, French sponsor's mark for Cartier, faint French import assay mark, stamped 750