An Austrian Art Deco three stone synthetic sapphire and diamond ring

An Austrian Art Deco three stone synthetic sapphire and diamond ring,
with a square cut synthetic sapphire, milligrain set to the centre. A cushion-shaped old Swiss cut diamond and a square cut diamond, milligrain set to each side, with notched shoulders. Austrian 585 standard mark, from 1925 for Vienna. Head 14.8 x 6.5mm, 2.24g.
Finger size N½
Sold for £680

Condition report:
Light facet edge wear to the synthetic sapphire.