http://www.americanexpress.com/uk/mg...pr_apply_refer
The referrals page still says it will give 10,000 if you are referred for the basic card and 19,000 for the Premium Plus.
If anyone needs a referral feel free to ask
Edit:
https://www.americanexpress.com/uk/c...d.html?page=CM
It even says 9,000 for the basic card, where did you see 3,000?
(urge to make blonde jokes resisted!

)