A London Mint Office issued '500th Anniversary Of The Royal Mail Set ', a Limited edition of 15

A London Mint Office issued '500th Anniversary Of The Royal Mail Set ', a Limited edition of 15 sets, (this numbered 14/15), comprising proof coins; Five Pounds (Sterling silver, 28.28g), One Crown (24ct gold, 31.10g), Quarter Crown (24ct gold, 7.78g) and Tenth (1/10) Crown (24ct gold, 3.11g), together with three Victorian Penny 1d black stamps, all with margins and cancels to front, the set contained in a double layered presentation box, and other card box, including the official Royal Mail 500 stamps and book, with certificates and related paperwork.