Lizzie Mandler - Lizzie Mandler's 18kt gold September birthstone signet ring is a sublime expression of the designer's affinity for creating modern heirlooms. Exclusive to MATCHESFASHION, it's handmade in Los Angeles with the label's signature knife-edged band and a bezel-set sapphire totalling 0.11ct, meticulously hewn to a round cut to display its deep royal-blue hue. Wear it as the resplendent accent to an elegant evening look.