Centering on a prong set oval cabochon opal (8.3 x 6.0 x 3.26 mm) within a halo of full cut round diamonds weighing approximately .60 total carat (J-K color, SI clarity), marked B5898 / ERFV / 14K.

14.81 x 12.25mm; Ring size 6.25

3.7 dwt.

Good condition.