10. '1 O' - £210,242
In 2009 this minimalist plate sold at auction for a staggering £210,242 in Northamptonshire. An anonymous bidder won this auction so details are few and far between.
9. 'K1 NGS': £231,000
Sold in 1993 to a private buyer, this royal plate is supposed to have gone to an Arab Sultan.
8. '1 RH': £247,000
Determined businessman Robert Harverson bought this plate for 30 times its anticipated value in 2006.
7. '51 NGH': £254,000
6. 'VIP 1': £285,000
Once placed on the Pope-mobile while visiting Ireland, this number plate was bought and owned by Roman Abramovich, the Russian oil billionaire and Chelsea FC owner.
5. 'M 1': £331,500
In 2006 the M 1 number plate was sold at auction for £331,500 by mobile phone mogul Mike McCoomb who claimed it was for his 10 year old son. The plate was sold to raise money for Tatton Park in Cheshire.
4. '1 D': £352,000
According to sources this plate was bought with no connection to the famous boy band 1 Direction. Instead this plate was acquired by a Lebanese businessman, Nabil Bishara, in Warwickshire. The estimated value is thought to have soared since it was first bought.
3. 'S 1': £404,000
Apparently this was Scotlands first ever number plate - which explains the huge price tag. This plate was bought back in 2008 by an anonymous bidder who wanted to put it on his old Skoda, although it has since been seen attached to a slightly more glamorous Mercedes S Class.
2. 'F 1': £440,000
In 2008 businessman Afzal Khan from Bradford bought the number plate ‘F1’ for £404,000 - the most valuable plate that had ever been sold at the time. The Race inspired plate was fittingly attached to his 617 horsepower MclarenSLR.
1. '25 O': £518,000
Bought by Ferrari dealer John Collins in 2014 - this plate can be spotted on a Ferrari 250SWB, previously owned by Eric Clapton, estimated to be worth around £10million. At over half a million pounds this is the most expensive plate sold in the UK so far, and who knows what the value could increase to...