[Saesang]

Budget around £100
 
I look for comfort and build quality over sound quality. I will only record electric guitar, at home, so isolation and dynamic range is not very important either.
 
 

 

[adupree]

Check out the Shure SRH440 and Sony MDR-7506

 

[AnalogSavior]

First thing that comes mind as a cheap, yet very competent studio monitor is the MDR-7506.  They are ubiquitous in recording studios for a reason.