King D. João VI of Portugal (1767-1826) miniature on card the king portrayed wearing state uniform and band of the Three Orders, silver frame en relief Italian 19th C. (1st quarter) minor faults on the pictorial layer signed and dated Rome - 1810 on the back, unidentified signature, unmarked silver, pursuant to Decreto-Lei No. 120-2017 of 15 September – art. 2nd, paragraph 2, point (c) Dimensões (altura x comprimento x largura) - 6,5 x 4,5 cm