London Mint office, 2021, 100th Anniversary of rememberance day, has the sought after flanders fields verse to one side to one side, a large 5oz pure Silver proof coin. Ltd Edition 4,999. Common questions we get asked a lot answered below. Sizes are listed in UK metric which is mm and cm as standard, most listing will have 1 photo with a tape measure next to it. Combine your order over 7 days if you need to.