Elizabeth II (1952-), silver Maundy set, 1997, Four, Three, Two and One New Pence, each with young laureate head of Queen right, legend and beaded border surrounding, +ELIZABETH.II. DEI. GRATIA. REGINA. F:D: rev. crowned mark of value with date either side all within oak wreath (S.4211). Mint state.
The official Maundy sets were given by the Queen at Bradford Cathedral in 1997, they are the only current coins issued in sterling silver. The mintage for all four denominations for 1997 would produce 1,786 Maundy sets. A great 21st birthday present in 2018!