Blue Topaz, Opal & Diamonds Ring 14kt yellow Gold. A very nice ladies ring in 14kt yellow gold set with one trillion cut blue topaz, ten brilliant round cut diamonds and two rectangular cut black opals. The weight of the blue topaz (2.15cts), diamonds (0.25cttw) and two opals (0.68cttw). One opal has a crack in the center, it is epoxy set in place. Included is an insurance appraisal of $1106.00. The ring which was cast and handset, it is in very good condition. Ring size is 7 1/4.