Measuring app. 11.5mm at widest, set with Rose cut diamonds measuring app. 3.7 x 3.0 - 2.5 - 2.0mm and ruby set eyes measuring app. 1.0mm, all in closed back* settings in a double snake design, fashioned in 14k. Circa 1830. Size 8.25*Due to closed backed setting method, this ring should be kept out of contact with moisture. Cleaning this ring in any manner involving liquid or steam is not recommended.