456 

A ruby and diamond ring, set with an oval ruby weighing 2.51 carats, between shoulders set with brilliant-cut diamonds totalling approximately 1.00 carat, mounted in gold, size O1/2, stamped 18CT Accompanied by GCS report no. 5784-1692, stating that the ruby is of Thai/Cambodian origin, with no indications of heat treatment

wiltshire, United Kingdom