A British 1987 Gold Proof set, consisting of Two Pound, Sovereign and Half-Sovereign coins, could fetch up to £600 GBP. There were 12,500 issued. It should be noted that the value of any "coin set" is dependant on it being in its original packaging and condition. A reputable coin dealer will be able to give a more accurate valuation.
Such a coin does not exist. The last British Halfcrown coin minted for circulation was minted in 1967. The last British Halfcrown Proof coin was minted in 1970.
8-1-11>>> This coin was issued as Proof and Uncirculated, both types have the same value of $400.00.
If you are asking about the silver one dollar coin. This coin was issued as Proof and Uncirculated, both types have the same average retail value of $24.00.
Proof and uncirculated coins are valued the same at $15.00
There are no British general circulation decimal coins that could be considered to have any collector value unless they are "Mint Uncirculated", "Proof", or part of a "Mint" or "Proof" coin set.
The first gold Fifty Pound coin issued by the Royal Mint was in 1987.
Even with a Proof coin grade drives value. So from $3,000.00 to $20,000.00.
A British 2000 Executive Proof coin set (10 coins), in absolute mint condition and the original packaging, could fetch up to £60 GBP.A reputable coin dealer will be able to give a more accurate valuation.
The 5 coin proof set has a value of $6, the 10 coin set has a value of $15 and the 10 coin silver set has a value of $48.
Average retail value for the Proof coin is about $40.00.
These coins have only just been released into circulation so, unless they are part of a Proof or Uncirculated mint set or are individual Proof or Uncirculated coins and in absolute mint condition, they are worth 5 Pence.
Such a coin does not exist. The British 50 New Pence coin was first issued in 1969. The larger pre-1998 50 Pence coins were withdrawn from circulation and demonetised in 1998. So, unless they are part of a Proof or Uncirculated mint set or are individual Proof or Uncirculated coins and in absolute mint condition, they have little or no value.