Queen Elizabeth II - Security Machin M17L

Iridescent overprint "ROYAL MAIL". One elliptical hole in each vertical side. Broken U slits. No source code. Date code M17L. SG colour = "bright scarlet".
Print: De La Rue & Co. Ltd.

Country:	United Kingdom
Type:	Postage stamps
Series:	Queen Elizabeth II - Security Machin
Nominal:	1st Large
Year:	2017
Material:	two phosphor bands
Size:	30 x 24 mm
Perforation:	Syncopated Die Cut 14½ x 14