Measuring approx. 6.9mm at widest, centering a pearl measuring approx. 5.5x5.2mm, additionally set with two Old Mine cut diamonds weighing approx. 1.9x1.9mm. With engraved snake scale pattern embellished with partially worn black enamel and locket back behind the snake's head, fashioned in yellow gold. Hand engraved "1891". With full British hallmarks for 1853. Size 5.