เครื่องราชอิสริยาภรณ์อันมีเกียรติยศยิ่งมงกุฎไทย. Instituted in 1869. Third Period (1941+). In silver gilt with red and blue enamels, three character maker mark followed by ".30" on the pin, measuring 82 mm (w) x 81.5 mm (h), vertical pinback, chipping evident in the red enamels in two locations, traces of gilt remains, very fine.
Footnote: The Most Noble Order of the Crown of Thailand was established in 1869 by King Rama V of The Kingdom of Siam (now Thailand) for Thais, the royal family, governmental employees, and foreign dignitaries for their outstanding services to the Kingdom of Thailand. The order originally had seven classes. The special class was added by King Rama VI in 1918.

