1998-W 1/2 Oz .9995 Platinum Eagle $50 NGC PF70 UC Proof 70 Ultra Cameo SKU16399
What does Proof 70 Ultra Cameo from the Numismatic Guaranty Corporation mean?. The Numismatic Guaranty Corporation deems coins to be Ultra Cameo when a stark contrast is created between heavily frosted devices and deeply mirrored fields. !