9k Yellow Gold Round Cut 45pt Sapphire September Birthstone & Cubic Zirconia (CZ) Ring

9k Yellow Gold Sapphire & Diamond Ring Set With;

Three round cut faceted sapphire, two measuring approx. 4mm., weighing approx. 0.25ct. each, and two measuring approx. 3mm., weighing approx. 0.10ct. Total sapphire weight is approx. 0.45ct. 

Four cubic zirconias. 

September Birthstone. 
Weight approx. 2.4g.
Size 7 1/4.
Stamped 9k (as seen in photos).