Arthur Price of England 25 Year Silver Plate Cutlery. The perfect range for anyone to enjoy. Silver plated up to 15 microns, and guaranteed for 25 years. This is top quality silver plate cutlery that will be the perfect centrepiece to any table, and a worthwhile investment and heirloom. Dishwasher Safe. Quintessentially English, the Britannia pattern is based on the threaded Old English patterns of the 1750s which have enjoyed international popularity ever since.