Centering on an oval sapphire flanked by pear shaped diamonds

Metal: Platinum
Diamonds: 2 pear-shaped diamonds with approximate total weight of 0.90 carat
Sapphire: 1 oval sapphire measuring 11.85 x 10.77 x 5.53 mm and stated to weight 6.28 carats
Certificates: With report no. 1098513 dated 6 February 2019 from the American Gemological Laboratories stating that the 6.28 carat sapphire is of Burma (Myanmar) origin with no evidence of heat treatment
-With report no. 5192955777 from the dated January 11, 2019 from the Gemological Institute of America stating that the 6.28 carat sapphire shows no indications of heating
Marks: PLAT
Size/Dimensions: US ring size 6.25
Gross Weight: 7.7 grams