Originally Posted by
MSPeconomist
AmEx Centurion US version used to give DL elite status, IIRC GM when PM was top tier. I don't know whether they still do or whether the British Centurion would offer an equivalent perk, but the annual fee is far above the OP's figure and in addition a four-figure initiation fee tends to be required.
Amex Centurion gives you instant Platinum Medallion status on Delta.