Vintage Robert Allison, Scotland, smokey quartz and sterling silver kilt pin. The smokey quartz gems are prong set in sterling silver settings within a Celtic silver foliage design. It has a pin and  rollover C clasp closure to the rear.  It  measures approximately 7.2 cm x 2.4 cm. Weight is 9 grams. It has makers marks "RA" and silver hallmarks for Glasgow 1954.  It in very good condition.
 

Condition: Very good 
Colour: Silver
Metal: Sterling silver
Size: 7.2 x 2.4 cm approximately
Era: