Art Deco Onyx & Diamond Ring demantoid garnet The band itself is constructed

The band itself is constructed in aluminum from an artillery shell nose cone

some light wear to the sapphires (only visible under magnification)

A stunning quality Georgian spinner ring dating from the latter half of the 18th Century

18ct square cushion cut diamond

Iron and steel jewellery was popularised in the early 19th Century

Art Deco Onyx & Diamond Ring demantoid garnet The band itself is constructedDATE: Art Deco, c. 1920 A superb Art Deco onyx and Diamond panel ring dating from the 1920s. It's French, set with an oval shaped onyx panel with a gorgeous Old European cut diamond "floating" in the centre. Small diamond accents feature at the top and bottom of the oval shaped head and the deep black panel creates a bold contrast with the icy white diamonds and the platinum settings. The band is crafted in platinum with an open worked gallery. STONES