An unusual early Edwardian diamond set Kings Royal Rifles Sweetheart Brooch. 
 
The brooch is designed as a stylised cap badge in the form of a Maltese Cross with an imperial (King's) crown above. In the centre of the cross is a circle inscribed in gold and enamel  "THE KING'S ROYAL RIFLE CORPS". Within the circle is a stringed bugle with '60' in reference the fact that 'KRRC' were the 60th Royal regiment.
 
The word PENINSULA refers to the Peninsula War battle honours bestowed on the original regiment.  The brooch is finely enamelled in green and red and is set throughout with rose cut diamonds.
 
The brooch is very finely made in platinum and gold and has a sprung hinged pin to the reverse typical of the Edwardian era.
 
The King's Royal Rifle Corps was an infantry rifle regiment of the British Army that was originally raised in British North America as the Royal American Regiment
 
Sweetheart brooches have been popular since the early 20th century and were given to wives, mothers and girlfriends by servicemen as mementos and reminders of the absent loved one. They were worn to show pride in having a sweetheart who was serving his country. They were made for every budget from base metal to platinum and designs were made for every aspect of the military.
 
Era: Edwardian, 1901 - 1925
Measurements: Total diamond weight estimated 0.45 carats.
Brooch is 3.2 cm (1 1/4 inches) in length, 2cm (3/4 inch) at widest point, it weighs 5.1 grams
Hallmarks: Unmarked - tests platinum and gold