Victorian Opal Half-Hoop Ring art nouveau and it's crafted in 15ct

and it's crafted in 15ct gold throughout

but unlikely

the back of the head behind the stones features a double figure-eight or infinity knot style design

it's set with a vibrant square step cut blue sapphire centre

The stone is mounted in a period fob setting

Victorian Opal Half-Hoop Ring art nouveau and it's crafted in 15ctExquisite antique carved half hoop ring home to five white opals bursting with colour. The gallery features deeply carved scrolled engravings and rose cut diamond accents punctuate the spaces between the opals: this, coupled with the long claw settings give a distinctly gothic flavour to the ring. It's crafted in 18ct gold and dates from the latter half of the 19th century, circa 1880. Era: Victorian, circa 1880 Head size: 17. 8mm by 6. 7mm Ring size: