Question is too general - more information please.
There was no Royal Wedding 20 cent coin issued.
You do not specify which country or which Royal Wedding. Assuming the marriage of Prince William and Kate Middleton, many Commonwealth countries will be producing a commemorative coin.
Need country and date please.
Please check your coin. There were no Royal Weddings in 1906 and the 50 Pence coin was first issued in 1969.
Your coin will not be worth a huge amount because Royal commemorative coins a produced in huge quantities for release.
what is the value of 1973 Silver royal wedding set
the next ROYAL WEDDING is on the 29th of April 2011
2. Royal and Wedding
the royal wedding is the wedding between Catherine Middleton and prince William of England
the royal wedding is on the 29th April 2011
The Royal Wedding will be streamed live on You Tube.
The Royal Wedding will be in London, not Texas!