Circa 1920's, this unique Art Deco ring is meticulously crafted in 18K white gold, set with 4 triangle cut midnight blue sapphires ( September Birthstone ) of approximately 0.30 carat in weight. A shimmering 0.12 carat old mine cut diamond of F/G color is securely set in a 4 prong flush bead setting as the centerpiece for this unique square shaped estate ring. An Art Deco Greek Key filigree design adorns the outward facing sides and an engraved wheat pattern graces the shoulders of the ring. This wonderful antique ring is sure to be a favorite addition to any vintage jewelry collection. Size 8 and can be expertly sized by our jewelers.