George III, King of Great Britain and Ireland (until 1801) then the United Kingdom and Ireland (1738 - 1820) (Stamp 01a)

Owner:
Arms:
Quarterly 1. England impaling Scotland; 2. France; 3. Ireland; 4. Tierced in pairle reversed: Two lions passant gardant (Brunswick); Semy of hearts a lion rampant (Lunenberg); A horse courant (Saxony); overall on an escutcheon gules the crown of Charlemagne (High Treasurer of the Empire); label
Crest: On an crown of a Prince of Wales a lion passant gardant ducally crowned
Badge: The rose and the thistle
Motto: Ich dein [sic]
Crown: Prince of Wales
Helmet: sovereign
Order: Garter
Supporters: A lion gardant imperially crowned and a unicorn both ducally gorged and chained
Dimensions (height x width): 90mm x 74mm
Usage: as Prince of Wales
Monogram: G R R G
Escutcheon of Pretence: Gules the crown of Charlemagne (High Treasurer of the Empire)
Quarterings: 1. England impaling Scotland; 2. France; 3. Ireland; 4. Tierced in pairle reversed: Two lions passant gardant (Brunswick); Semy of hearts a lion rampant (Lunenberg); A horse courant (Saxony); overall on an escutcheon gules the crown of Charlemagne (High Treasurer of the Empire)
Notes:
<p>NB spelling of motto as "Ich dein"</p>

Sources