Step aside AMEX Centurion, VISA is entering the exclusive high net worth credit card business with their Black Card.
The perks?

The card is constructed of CARBON GRAPHITE (compared to titanium alloy for the AMEX Centurion)
24 hour concierge
Luxury gifts?
Annual fee is $495, compared to $2500 for AMEX
Only the top 1% of Americans will qualify for a card [...]