What does Mappin and Webb Silver Plate with R190 markings?

Mappin and Webb is a prestigious British silversmith known for producing high-quality silverware. The "R190" markings typically refer to a specific design or pattern number associated with their silver plate items, indicating the year or model of production. Silver plate from Mappin and Webb is often sought after for its craftsmanship and historical significance, making it collectible among enthusiasts. Such items are usually marked to authenticate their origin and quality.