| Name | Issues/Designs | |||
| Argentina | — | — | d - Argentina 2010 | |
| Australia | 1788 | — | founding d (2) - Australia 2010, opal, Australia 2018 | |
| Denmark | — | — | d - Denmark 2010, etc (2) | |
| Greece | — | — | d - Greece 2010, etc (2) | |
| Ireland | — | — | map of d - Ireland 2012 | |
| Italy | — | — | d (2) - Italy 2010, etc (2), Mount Etna, Italy 2018 | |
| Japan | — | — | founding d - Japan 2010 | |
| Madagascar | — | — | d - celestine, Madagascar 2018 | |
| Paraguay | — | — | d - Paraguay 2010 | |
| Slovenia | — | — | d - Slovenia 2010 | |
| South Africa | — | — | d - rhodochrosite, South Africa 2018 | |
| Thailand | — | — | d - azurite, Thailand 2018 | |
| United Kingdom | — | — | d - AD Flying Boat, United Kingdom 2018 |