Oldenburg, Grand Duchy. A House and Merit Order of Peter Friedrich Ludwig, I Class Honour Cross certificate_of_authenticity The button to open the

The button to open the case is a genuine sapphire surrounded by a gold ring

Wireless Telegraphist (royal blue insignia with black threading

measuring 202 mm (w) x 242 mm (h))

in Gold and silver with thirty-two diamonds

It features reinforced sidewalls

Oldenburg, Grand Duchy. A House and Merit Order of Peter Friedrich Ludwig, I Class Honour Cross certificate_of_authenticity The button to open the(Oldenburger Haus und Verdienstorden Ehrenkreuz I. Klasse). Instituted 27 November 1838 by Grand Duke Paul Friedrich August. (1838 1918 issue). Constructed of gilded bronze, on loop for suspension with its period original ribbon affixed to a single parade mount with a horizontal pinback, consisting of a Cross Patte, the obverse bearing a central monogram of Grand Duke Peter Friedrich Ludwig, circumscribed by an inscription of EIN GOTT, EIN RECHT, EINE