Classic design that is essential addition to any jewelry collection, a true staple! Nice and delicate halo around center stone diamonds make stones appear larger, looks like a true 1 carat. Each stone is 0.50ct and GIA certified: 0.50ct G VS2 Round Brilliant GIA#5211499351 0.50ct G VS2 Round Brilliant GIA#5211452693 Pave around each stone totaling approximately 0.4ct of G-H VS full brilliant cut diamonds Lock system features secure and seamless pressure back Measurements: Diameter: 9mm Height (sits on top of the ear): 4.3mm (nice and flush!) Weight: 5.02gr Comes in original box. 2 GIA certificates, appraisal available upon request