An escutcheon shaped like the lesser coat of arms of the First Republic of Vietnam.
Inkscape
Donald Trung Quoc Don (Chữ Hán: 徵國單) - Wikimedia Commons - © CC BY-SA 4.0 International.(Want to use this image?)Original publication 📤: --Donald Trung 『徵國單』 (No Fake News 💬) (WikiProject Numismatics 💴) (Articles 📚) 13:13, 21 May 2023 (UTC)