Antique Edwardian French 18k Solid Gold Synthetic Blue Spinel Halo Ring c. 1910 vintage_ring you will not lose this

you will not lose this lovely piece

2 cm diameter

It is hallmarked on the interior rim with two crabs along with a maker's mark P

1" or 6 x 5

The spring ring holds very securely but is difficult to open

Antique Edwardian French 18k Solid Gold Synthetic Blue Spinel Halo Ring c. 1910 vintage_ring you will not lose thisThis gorgeous antique ring was crafted around the beginning of the 20th century and is a product of that time period as it features one of the first synthetic gemstones. The showcase of the ring is a stunning central synthetic blue spinel, which was first created when French chemist Auguste Verneuil developed the Verneuil process. This innovation revolutionized the jewelry industry by making beautiful blue spinel, ruby, and sapphire more accessible