However, instead of increasing in value, most plates turned out to be worth much less than their original price.According to an interview with antiques expert Harry Rinker in the Allentown Morning Call, most collector plates are now worth about 15% to 25% of their original purchase price.Despite spending more than £100,000 on the personlalised number plate, once VAT and other charges were added, Mr Mc Crory said he was not too fazed by parting with such a large sum.
Many collector plates were produced in limited editions, meaning that the manufacturer made a set number to keep them rare.
According to Collectors Weekly, some examples had runs of only 14 plates, making them difficult to find.
To the right buyer, this can also make them more valuable.
There are certain characteristics to look for if you suspect you might have a treasure in your collection.
When your plate was made can have a huge impact on its value.