If Mox Diamond would enter the battlefield, you may discard a land card instead. If you do, put Mox Diamond onto the battlefield. If you don't, put it into its owner's graveyard.
{T}: Add one mana of any color.
Near Mint - $763.10
Near Mint Non-English - $763.10
Lightly Played - $686.80
Lightly Played Non-English - $686.80
Played - $534.20
Played Non-English - $534.20
Heavily Played - $457.90
Heavily Played Non-English - $457.90
Damaged - $381.60
Damaged Non-English - $381.60