NGC PF69 Ultra Cameo 2017 Silver Proof Issac Newton 50p. There is some slight toning above the Queens head on the obverse, along the rim of the coin. Coin comes with original box and COA. This item is in the category “Coins\Coins\British\Decimal Coinage (c.1971-Now)\50p”. The seller is “tedturtle” and is […]