It cannot be felt externally. The mount bears the mark for Gorham. The item "Large Thomas Webb Cameo Glass Cologne Perfume Bottle Gorham Silver England c1890" is in sale since Saturday, December 12, 2020. This item is in the category "Antiques\Silver\Sterling Silver (.925)\Bottles, Decanters & Flasks".The seller is "bottlesandscents" and is located in Pittsburgh, Pennsylvania. This item can be shipped to United States.