Although not an especially loved series, here is a coin that might just be the best of Great Britain’s George V shillings. It is still considered unique and served as a pattern of sorts for the upcoming 0.500 fine coins and here is a picture from PCGS:
PCGS: Well it is the coin number and not the cert number - 546244 Satin specimen 64 grade (IMHO a bit mean at that grade).