Vintage Sterling Silver & Enamel Box Celebrating the Wedding of The Prince Of Wales to Lady Diana Spencer. The lid is amazing, it features an enamel coat of arms set in sterling silver. It is fully hallmarked for sterling silver to the base for London 1981 and the makers mark of "SJHC" who are the St James House Company, it is also hallmarked on the lid. In excellent condition. It weighs 54.1 grams and is approx 5.0 cm diameter x 2.2 cm high.