Reinforced Deposit is one step down from Sterling Silver, usually also accompanied by "A1" and the weight in pennyweights (DWTS) printed on the backs of a set of British silver forks & spoons;...
925 is the Sterling Silver mark of purity. It can only be used for silver, never ever for plate. If it was asseyed in England for example it would also, by law have to be stamped with the Assey...
Most likely the item in question is silver plated or just silver colored. Items that do not display sterling markings are non-silver 99 times out of 100.Visit the link below to learn more about...