A British 1873 silver Maundy Threepence (QV), uncirculated and in absolute mint condition could fetch up to £40 GBP. If it has been circulated but still in good condition, it might fetch anything up to £15 GBP.
A reputable coin dealer will be able to give a more accurate valuation.
NOTE - The reverse of these coins is upside down to the obverse. This is normal.
There were no British Halfcrown coins minted from 1865 to 1873 inclusive.
British Columbia
1873
Why is 1873 worth less than 1874 in the same condition?
value depends on overall conditioon................
value depends on overall condition..........
British Champions Long Distance Cup was created in 1873.
Britain from 1873-1957
== ==
made 1888
value is based on overall condition.........
Three-cent pieces were minted during the 19th century. If you mean 1873, please see the question "What is the value of an 1873 US 3 cent piece?"