A Royal Artillery Regimental brooch

A Royal Artillery Regimental brooch, circa 1910, designed as the regimental badge of the Royal Artillery, depicting a crowned cannon, set with circular- and rose-cut diamonds and circular-cut demantoid garnets, entwined with a ribbon scroll in blue enamel with the motto 'Ubique Quo Fas Et Gloria Ducunt' ('Everywhere that Right and Glory Lead'), mounted in gold and platinum, measuring 3.9 x 2.7cm