Genuine Large African Blue Sapphire in Yellow Gold Filled Ring Size 8

This is a gold filled ring that features a large genuine blue Sapphire. The stone measures 18x13mm, and originates in Botswana. There are two very small stones, colored blue. I do not know what they are. Size 8. The base ring is made in china. Please study photos for size, design, and condition before purchasing. Ask questions to avoid returns.