Great Britain
Elizabeth II gold and silver "Olympics Countdown" Proof Set 2012, including the 5 Pounds commemorative type in gold, silver, silver Piefort, and copper-nickel. The copper-nickel example is uncertified and is sealed in the mint sachet while the gold and silver coins are all certified PR70 Ultra Cameo NGC. The set is housed in the Royal mint case of issue with COA. AGW 1.177 oz.
HID02901242017
Estimate: 1500-1700 USD