Centered on an oval cabochon opal (12.2 x 9.8 mm) prong set within an open gold surround accented with three old European cut and one round brilliant cut diamond melee (1.7mm), stamped 585 / 14K.

16.25 x 15.8 mm; Ring size 6.75

4.1 dwt.

Diamonds with chips and cracks consistent with age; one diamond replaced with modern round brilliant cut; scratches to opal visible under 10x magnification.