FWIW I love the Brooks B17, (I've had two but don't own one presently), but I could never get comfortable on a Charge Spoon, go figure.
You might want to have a look at the
Cycle Chat Saddle Library, it may save you ££££'s on trial and error failures in the long run.
Myself, and many others have haemorrhaged £££££££'s on saddles, often based on the recommendation of others, only to find the new saddle is a right royal pain in the @rse!
One thing I would recommend is a saddle fitting at a Specialized dealer.
Their BG system is very good IMO, and I'm using one of their saddles on my best bike right now, and to great effect I might add