This antique 10.5" inches round tray has an unidentified Sheffield, England silver plate mark, the letters, SS&S with a set of crossed keys inside a shield. The crossed keys indicates this piece is sterling silver over copper, and it is quite heavy! This round plate weighs in at 616 grams. The center of the plate is engraved with what looks like a family crest, complete with a crown at the top, scroll marks, as well as mapping marks that indicate land and sea. The plate or tray has a 2" inch wide rim, which is detailed with a braided rope-like design. This fancy tray is in excellent condition.