A 55.22-carat ruby has become both the largest and most valuable gem of its kind ever to sell at auction, netting $34.8 million on Thursday. The stone went under the hammer in New York in June, less ...
A 55.22-carat ruby is poised to become the largest — and should it sell for over $30.3 million, the most valuable — gem of its kind ever to appear at auction. The stone is set to go under the hammer ...
A 55.22-carat ruby has become both the largest and most valuable gem of its kind ever to sell at auction, netting $34.8 million on Thursday. The stone went under the hammer in New York in June, less ...