What is a ring stamped p4sr worth?

The value of a ring stamped "P4SR" can vary significantly based on factors such as the material (e.g., gold, silver, or platinum), the design, and the presence of any gemstones. "P4SR" typically indicates a specific alloy or purity level, often related to precious metals. To determine an accurate value, it's best to consult a jeweler or appraiser who can assess the ring's specific characteristics.