Vintage Gold Ring with Pink Stone size 5.5

Measures approximately as a size 5.5 Authentic vintage with wear present (mostly scuffs, all pictured). Brand source unknown. Interior stamped CHINA (pictured). The R “925” on the inside indicates that this is a sterling silver ring with gold plating on top. Not able to identify anything beyond this. Ask is firm. Green velvet box is not included (for display only) Any additional questions please ask :)