This is a 14K yellow gold necklace pendant featuring a natural 3.3+tcw oval sapphire at the center surrounded by 12 round brilliant cut diamonds. The pendant is accompanied by a GIA sapphire origin report numbered 5211868088. The sapphire origin is indicated as Thailand. Please use the following link to view the GIA report: https://www.gia.edu/report-check?reportno=5211868088
27mm total length. The total weight is 3.95g. Sapphire: 11.44 x 9.38 x 5.19mm. Sapphire total estimated carat weight: 3.34tcw. Diamonds: Each is about 2mm diameter. The total estimated carat weight is 0.33tcw.

The sapphire has been heat treated.