Herrods London Sterling Salt Cellars, Mustard Pot w/ Lid. The makers initials RWB. The items are in excellent condition with no initials. The cellar are 2 3/4″ in diameter and 1 1/2″ high. The mustard pot is 3 5/8″ wide and 2 1/4″ high. This item is in the category “Antiques\Silver\Sterling Silver (.925)\Salt Cellars”. The ..