One centre oval cut 6x4 mm (0.24" x 0.16") Beautiful Colorful Opal and two Brilliant cut 4mm (0.16") Sparkling Blue Topaz set in this Solid 10K White Gold Victorian style setting.The inside of the shank has a marking, this is a Full Hallmark made by the Dublin Assay Office in Ireland û This mark includes .417. This is your independent proof and guarantee that the ring has been completely made from Solid 10K White Gold.This is a delightful piece to wear, large enough to be noticed but not overpowering, comfortable and easy to wear everyday..