No Image Lot 433 A Silver Ceremonial Key with a hidden compartment in the Bow by Vaughton & Sons. Hallmarked 433A Silver Ceremonial Key with a hidden compartment in the Bow by Vaughton & Sons. Hallmarked Hannam's Auctioneers A Silver Ceremonial Key with a hidden compartment in the Bow by Vaughton & Sons. Hallmarked Birmingham 1945. 11.4cm x 3.7cm, weight 29.4g. Add to watchlist Live