Fascinating Brilliance! Handmade Lab Created Ruby Star Sapphire and Sterling Silver Ring. Sapphires created in a lab are identical in chemical composition, brilliance, and physical appearance, however they have fewer flaws, are not mined from the ground, and are much less expensive. Stone is 7 mm x 5 mm bezel mounted on 5 mm Flower pattern band. Please allow 3 days to fabricate and ship.