Originally Posted by
SouthOxon
... Amex have advised me;
The benefits of both the Platinum and Centurion Card would still apply if your trip has been purchased using airmiles but in the event of cancellation or curtailment of a trip, we would be unable to reimburse you financially for the airmiles.
All other aspects of the benefits would still apply such as medical emergency and travel inconvenience regardless of how the trip has been purchased.
This is indeed good news.
It might be a YMMV thing depending on the agent though. I wish there was some written policies/documentation indicating this.