Art Deco Sapphire & Diamond Millegrain Cluster Ring Size:7.5 set with a tricolor of

set with a tricolor of coloured gemstones: red rubies

The carving is exceptionally fine

Chain tests as platinum (clasp marked 18k

In reality it's pretty easy to take it off without it falling apart

Jelly Opal & six old cut diamonds

Art Deco Sapphire & Diamond Millegrain Cluster Ring Size:7.5 set with a tricolor ofDATE: Art Deco, c. 1920 Dainty antique cluster ring dating from the Art Deco period, circa 1920. Four semicircular sapphire half moons are arranged around a central single cut diamond, with two smaller diamonds flanking and fine millegrain platinum completing the quintessentially Art Deco aesthetic. It's perfectly formed and exquisitely detailed, the 18k yellow gold band providing gorgeous contrast with the platinum settings. STONES Single Cut