This rose gold ring is comprised of 14k sheeting with brass in between the gold. The cameo is agate and there is a lot of detail in the ladies hair. clothing and jewellery. The ring head is just under 1 inch long and under 3/4 inch wide and the ring band width is 5 16th of an inch. The ring is size 7 and cannot be sized due to its unique construction. C. 1840 and American.