A gentleman's sterling and crystal flask made by Tiffany & Co and marked M denoting a circa dating of 1875-1891. The flask is heavy with ribbed crystal glass, sterling cap and sterling cup. The flask measures 6" high with a width of 3". The flask is in excellent condition with no dings, dents or scratches. The interior of the cup is gold washed and has very minor wear marks. The flask will hold approximately one pint of liquid.