Retro Linde Star Sapphire, Ruby & Diamond Ring moonstone Fashioned in 18k yellow gold

Fashioned in 18k yellow gold

designed as textured slightly freeform circles

and twelve Single cut diamonds weighing approx

Circa 1870

Stamped "18K" Size 8 1/4

Retro Linde Star Sapphire, Ruby & Diamond Ring moonstone Fashioned in 18k yellow goldBezel set with a round Linde star sapphire weighing approx. 0. 50ct, framed by seven rubies weighing approx. 0. 35ctw and diamonds weighing approx. 0. 15ctw, fashioned in 14k white gold. Circa 1950. Size 6. Linde star sapphires are man made gemstones of exceptional color and quality. They display an asterism similar to natural star sapphires, which is the optical property that creates the rayed star effect. Linde Air Products Company developed and