This refers to a specific type of silver-plated ware produced by a particular manufacturer. The term “quadruple plate” indicates a plating process where a substantial layer of silver is applied to a base metal, typically nickel silver or Britannia metal. This results in a more durable and long-lasting finish compared to single- or double-plated items. As an example, a vintage tea set bearing this mark would signify that it possesses a thicker layer of silver and is thus expected to exhibit greater resistance to wear and tarnishing.
Items finished in this manner were highly valued for their aesthetic appeal, offering a similar look to sterling silver at a more accessible price point. The enhanced plating thickness contributes to the object’s longevity, preserving its beauty over time and making it a desirable choice for both practical use and display. Historically, manufacturers often used descriptive plating terms like “quadruple plate” to highlight the quality of their products, aiming to attract customers seeking durable and visually appealing silverware or decorative objects.