Vintage Glen Kelso Frame Scottish amethyst and sterling silver brooch. The large faceted amethyst gem is prong set in a deep sterling silver setting within a decorative circular sterling silver setting. The brooch measures approximately 3.5 cm in diameter and has a pin and rollover C clasp closure to the rear. It is signed with makers marks "GF" and has silver hallmarks for Edinburgh 1973 on the rear.   Weight is 11 grams. It is in very good condition.
 

Condition: Very good condition
Colour:Silver 
Metal: Sterling silver
Size: 3.5 cm in diameter approximately
Era: 1973