Une approche marketing différente pour une pièce en argent de la Royal Korea Mint...
https://www.youtube.com/watch?v=u70PQUtD6Ew
A 1oz silver coin celebrating the Asian love of gambling, which has aa gamble of its own. Buy one of the 25,000 coins, each with a serialised certificate, and be entered into a draw to win a one-off 5oz gold version of the design. Certainly different!