portrait of H.M. the King Bhumibol Adulyadej in the
uniform of the Supreme Commander of the Armed Forces.
Back: The portrait of the Royal Statue of H.M.
King Nangklao (King Rama III).
Watermark: the portrait of H.M. King and the
classical their design "Prajumyan"
Security Thread: metallic color security thread
Size: width 7.2 cm. ; length 15.6 cm.
Paper Color: Purple with intaglio and offset
hologram foil stripe with the royal emblems "ภ.ป.ร." (Phor
Por Ror) of H.M. the King and numbers
"500" in Thai, which will be seen in defferent
reflecting colors and in various dimensions when viewed
at different angles as the note is flipped back and
- Intaglio latent image "500", hidden inside the
elaborate design, becomes visible when the note is
viewed from the lower left corner toward the middle part
of the note.
- The Arabic numerals indicating denomination "500",
printed with optically variable intaglio ink (OVI),
change from green into violet when the lower edge of the
note is flipped.
- The Cotton Rose petals, two each on the front and the
back, are printed on both sides and registered
to make a complete remote floral design "Cotton Rose"
when viewing the note against the light.