It depends on how you class value - the Cloudy Bay Sav Blanc is on the QE Commodore's collection. This is £26 in Majestic and if you drink it with a steak at Gaucho's it'll cost you £80 so the 49 quid for I paid per bottle isn't bad given the location it's being drunk.
Brochure Wine Package Cunard.pdf
Gaucho_Wines_LDN_T1_0522.pdf