This is a limited edition paperweight made in 1990 to celebrate the 90th birthday of Queen Elizabeth, the Queen Mother.
It shows an image of her ancestral home - Glamis Castle - and on the faceted viewing window to the front, it shows a golden Glamis rose.
It has a blue dome representing the sky, above.
In good vintage condition with no damages.
Height 2 3/4 inches in height - and has a diameter of 3 inches.
Unpacked it is 700 grams.
A nice piece of Royal commemorative ware and memorabilia - the Queen mother was a collector and patron of Caithness Glass - and the company often made special pieces to celebrate her birthdays. Her private residence the Castle of Mey is in Caithness, Scotland.